/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_iter_next_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:21:46,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:21:46,253 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 16:21:46,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:21:46,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:21:46,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:21:46,291 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:21:46,292 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:21:46,292 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:21:46,292 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:21:46,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:21:46,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:21:46,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:21:46,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:21:46,294 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:21:46,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:21:46,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:21:46,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:21:46,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:21:46,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:21:46,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:21:46,297 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:21:46,298 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:21:46,298 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:21:46,298 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:21:46,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:21:46,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:21:46,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:21:46,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:21:46,300 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:21:46,300 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:21:46,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:21:46,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:21:46,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:21:46,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:21:46,301 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:21:46,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:21:46,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:21:46,302 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:21:46,302 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:21:46,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:21:46,303 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:21:46,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:21:46,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:21:46,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:21:46,571 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:21:46,571 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:21:46,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i [2024-11-15 16:21:48,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:21:48,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:21:48,549 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i [2024-11-15 16:21:48,596 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/063528ee7/b8d46c8d2195487ca4b4dbd2d620ad93/FLAG1e7504322 [2024-11-15 16:21:48,612 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/063528ee7/b8d46c8d2195487ca4b4dbd2d620ad93 [2024-11-15 16:21:48,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:21:48,615 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:21:48,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:21:48,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:21:48,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:21:48,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:21:48" (1/1) ... [2024-11-15 16:21:48,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ad56f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:48, skipping insertion in model container [2024-11-15 16:21:48,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:21:48" (1/1) ... [2024-11-15 16:21:48,763 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:21:49,077 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_iter_next_harness.i[4492,4505] [2024-11-15 16:21:49,088 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_iter_next_harness.i[4552,4565] [2024-11-15 16:21:49,639 WARN 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 16:21:49,749 WARN 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 16:21:49,752 WARN 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 16:21:49,753 WARN 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 16:21:49,770 WARN 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 16:21:49,772 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,772 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,777 WARN 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 16:21:49,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,781 WARN 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 16:21:49,781 WARN 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 16:21:49,784 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 16:21:49,784 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 16:21:49,794 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,794 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 16:21:49,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,795 WARN 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 16:21:49,796 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,797 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 16:21:49,798 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,798 WARN 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 16:21:49,800 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,801 WARN 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 16:21:49,802 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,802 WARN 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 16:21:49,803 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:49,803 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,165 WARN 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 16:21:50,165 WARN 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 16:21:50,166 WARN 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 16:21:50,166 WARN 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 16:21:50,335 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,511 WARN 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 16:21:50,519 WARN 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 16:21:50,528 WARN 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 16:21:50,543 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 16:21:50,556 WARN 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 16:21:50,563 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,574 WARN 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 16:21:50,581 WARN 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 16:21:50,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,658 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,673 WARN 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 16:21:50,674 WARN 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 16:21:50,682 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,683 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,687 WARN 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 16:21:50,701 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 16:21:50,703 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 16:21:50,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:21:50,775 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:21:50,827 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:21:50,832 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_iter_next_harness.i[4492,4505] [2024-11-15 16:21:50,834 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_iter_next_harness.i[4552,4565] [2024-11-15 16:21:50,860 WARN 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 16:21:50,876 WARN 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 16:21:50,876 WARN 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 16:21:50,877 WARN 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 16:21:50,883 WARN 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 16:21:50,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,884 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,887 WARN 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 16:21:50,888 WARN 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 16:21:50,888 WARN 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 16:21:50,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,895 WARN 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 16:21:50,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,895 WARN 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 16:21:50,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,898 WARN 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 16:21:50,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,898 WARN 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 16:21:50,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,900 WARN 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 16:21:50,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:50,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:50,979 WARN 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 16:21:51,018 WARN 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 16:21:51,025 WARN 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 16:21:51,031 WARN 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 16:21:51,041 WARN 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 16:21:51,044 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 16:21:51,048 WARN 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 16:21:51,055 WARN 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 16:21:51,058 WARN 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 16:21:51,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,102 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,106 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,106 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,114 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:51,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:21:51,116 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,116 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,120 WARN 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 16:21:51,127 WARN 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 16:21:51,129 WARN 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 16:21:51,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:21:51,160 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:21:51,178 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_iter_next_harness.i[4492,4505] [2024-11-15 16:21:51,178 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_iter_next_harness.i[4552,4565] [2024-11-15 16:21:51,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-15 16:21:51,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,350 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,358 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,359 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,359 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:21:51,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:21:51,597 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:21:51,611 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:21:51,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51 WrapperNode [2024-11-15 16:21:51,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:21:51,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:21:51,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:21:51,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:21:51,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,830 INFO L138 Inliner]: procedures = 784, calls = 2447, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 637 [2024-11-15 16:21:51,831 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:21:51,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:21:51,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:21:51,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:21:51,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,863 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,956 INFO L175 MemorySlicer]: Split 329 memory accesses to 9 slices as follows [238, 2, 2, 3, 6, 8, 43, 22, 5]. 72 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 0, 0, 0, 0, 9, 0, 5]. The 247 writes are split as follows [232, 0, 1, 1, 2, 1, 9, 1, 0]. [2024-11-15 16:21:51,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:51,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:21:52,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:21:52,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:21:52,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:21:52,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (1/1) ... [2024-11-15 16:21:52,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:21:52,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:21:52,115 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 16:21:52,122 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 16:21:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:21:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:21:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:21:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:21:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:21:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:21:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:21:52,167 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:21:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2024-11-15 16:21:52,168 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_next [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-15 16:21:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:21:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:21:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-15 16:21:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-15 16:21:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:21:52,169 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:21:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:21:52,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:21:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:21:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-15 16:21:52,174 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 16:21:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-15 16:21:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:21:52,175 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:21:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:21:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:21:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:21:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:21:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-15 16:21:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:21:52,179 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:21:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:21:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-15 16:21:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-15 16:21:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:21:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-15 16:21:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:21:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-15 16:21:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-15 16:21:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-15 16:21:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:21:52,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:21:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:21:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:21:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:21:52,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:21:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:21:52,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:21:52,631 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:21:52,634 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:22:02,270 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-15 16:22:02,271 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:22:02,289 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:22:02,290 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-15 16:22:02,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:02 BoogieIcfgContainer [2024-11-15 16:22:02,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:22:02,294 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:22:02,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:22:02,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:22:02,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:21:48" (1/3) ... [2024-11-15 16:22:02,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5178dd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:02, skipping insertion in model container [2024-11-15 16:22:02,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:21:51" (2/3) ... [2024-11-15 16:22:02,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5178dd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:02, skipping insertion in model container [2024-11-15 16:22:02,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:02" (3/3) ... [2024-11-15 16:22:02,302 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_next_harness.i [2024-11-15 16:22:02,318 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:22:02,319 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:22:02,384 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:22:02,390 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;@7239ac9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:22:02,390 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:22:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-15 16:22:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-15 16:22:02,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:02,412 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:02,413 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:02,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:02,417 INFO L85 PathProgramCache]: Analyzing trace with hash -552952905, now seen corresponding path program 1 times [2024-11-15 16:22:02,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:02,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820847687] [2024-11-15 16:22:02,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:08,841 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:08,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [598570946] [2024-11-15 16:22:08,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:08,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:08,846 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 16:22:08,847 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 16:22:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:16,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:22:16,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:16,448 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-15 16:22:16,449 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:16,449 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:16,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820847687] [2024-11-15 16:22:16,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:16,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598570946] [2024-11-15 16:22:16,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598570946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:16,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:16,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:22:16,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841404147] [2024-11-15 16:22:16,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:16,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:22:16,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:16,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:22:16,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:22:16,491 INFO L87 Difference]: Start difference. First operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-15 16:22:16,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:16,551 INFO L93 Difference]: Finished difference Result 318 states and 441 transitions. [2024-11-15 16:22:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:22:16,554 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 150 [2024-11-15 16:22:16,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:16,566 INFO L225 Difference]: With dead ends: 318 [2024-11-15 16:22:16,567 INFO L226 Difference]: Without dead ends: 157 [2024-11-15 16:22:16,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 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 16:22:16,575 INFO L432 NwaCegarLoop]: 211 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, 211 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 16:22:16,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-15 16:22:16,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-15 16:22:16,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-15 16:22:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 97 states have (on average 1.2371134020618557) internal successors, (120), 98 states have internal predecessors, (120), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-15 16:22:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 205 transitions. [2024-11-15 16:22:16,629 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 205 transitions. Word has length 150 [2024-11-15 16:22:16,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:16,630 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 205 transitions. [2024-11-15 16:22:16,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-15 16:22:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2024-11-15 16:22:16,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-15 16:22:16,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:16,636 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:16,715 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 16:22:16,837 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 16:22:16,838 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:16,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:16,839 INFO L85 PathProgramCache]: Analyzing trace with hash 662250937, now seen corresponding path program 1 times [2024-11-15 16:22:16,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:16,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380341536] [2024-11-15 16:22:16,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:16,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:21,944 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:21,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [349450867] [2024-11-15 16:22:21,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:21,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:21,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:21,947 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 16:22:21,948 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 16:22:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:28,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:22:28,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-15 16:22:29,901 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:29,901 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:29,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380341536] [2024-11-15 16:22:29,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:29,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349450867] [2024-11-15 16:22:29,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349450867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:29,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:29,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:22:29,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8600333] [2024-11-15 16:22:29,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:29,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:22:29,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:29,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:22:29,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:22:29,907 INFO L87 Difference]: Start difference. First operand 157 states and 205 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-15 16:22:30,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:30,510 INFO L93 Difference]: Finished difference Result 306 states and 401 transitions. [2024-11-15 16:22:30,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:22:30,512 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2024-11-15 16:22:30,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:30,514 INFO L225 Difference]: With dead ends: 306 [2024-11-15 16:22:30,514 INFO L226 Difference]: Without dead ends: 161 [2024-11-15 16:22:30,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 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 16:22:30,521 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 808 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 16:22:30,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 16:22:30,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-15 16:22:30,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-15 16:22:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.23) internal successors, (123), 101 states have internal predecessors, (123), 43 states have call successors, (43), 16 states have call predecessors, (43), 17 states have return successors, (43), 43 states have call predecessors, (43), 42 states have call successors, (43) [2024-11-15 16:22:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 209 transitions. [2024-11-15 16:22:30,554 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 209 transitions. Word has length 150 [2024-11-15 16:22:30,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:30,559 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 209 transitions. [2024-11-15 16:22:30,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-15 16:22:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 209 transitions. [2024-11-15 16:22:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-15 16:22:30,563 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:30,563 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:22:30,664 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 16:22:30,764 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 16:22:30,764 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:30,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:30,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1775582317, now seen corresponding path program 1 times [2024-11-15 16:22:30,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:30,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672212763] [2024-11-15 16:22:30,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:30,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:35,977 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:35,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510987968] [2024-11-15 16:22:35,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:35,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:35,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:35,981 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 16:22:35,982 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 16:22:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:42,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:22:42,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:22:43,749 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:43,749 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:43,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672212763] [2024-11-15 16:22:43,749 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:43,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510987968] [2024-11-15 16:22:43,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510987968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:43,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:43,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:22:43,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742140215] [2024-11-15 16:22:43,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:43,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:22:43,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:43,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:22:43,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:22:43,752 INFO L87 Difference]: Start difference. First operand 161 states and 209 transitions. Second operand has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-15 16:22:47,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:47,784 INFO L93 Difference]: Finished difference Result 302 states and 397 transitions. [2024-11-15 16:22:47,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:22:47,786 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 162 [2024-11-15 16:22:47,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:47,790 INFO L225 Difference]: With dead ends: 302 [2024-11-15 16:22:47,790 INFO L226 Difference]: Without dead ends: 167 [2024-11-15 16:22:47,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 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 16:22:47,791 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 34 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-15 16:22:47,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 702 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-15 16:22:47,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-15 16:22:47,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2024-11-15 16:22:47,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 103 states have internal predecessors, (124), 43 states have call successors, (43), 16 states have call predecessors, (43), 18 states have return successors, (46), 43 states have call predecessors, (46), 42 states have call successors, (46) [2024-11-15 16:22:47,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 213 transitions. [2024-11-15 16:22:47,816 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 213 transitions. Word has length 162 [2024-11-15 16:22:47,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:47,816 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 213 transitions. [2024-11-15 16:22:47,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-15 16:22:47,817 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2024-11-15 16:22:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-15 16:22:47,819 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:47,819 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-15 16:22:47,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 16:22:48,020 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 16:22:48,020 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:48,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:48,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1792013791, now seen corresponding path program 1 times [2024-11-15 16:22:48,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:48,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090262654] [2024-11-15 16:22:48,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:48,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:52,975 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:52,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [8169379] [2024-11-15 16:22:52,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:52,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:52,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:52,978 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 16:22:52,980 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 16:23:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:23:00,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 16:23:00,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:23:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-15 16:23:03,483 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:23:03,483 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:23:03,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090262654] [2024-11-15 16:23:03,483 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:23:03,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8169379] [2024-11-15 16:23:03,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8169379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:23:03,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:23:03,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 16:23:03,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130081452] [2024-11-15 16:23:03,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:23:03,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 16:23:03,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:23:03,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 16:23:03,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-15 16:23:03,487 INFO L87 Difference]: Start difference. First operand 163 states and 213 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-15 16:23:10,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:23:10,144 INFO L93 Difference]: Finished difference Result 253 states and 337 transitions. [2024-11-15 16:23:10,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 16:23:10,145 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 163 [2024-11-15 16:23:10,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:23:10,148 INFO L225 Difference]: With dead ends: 253 [2024-11-15 16:23:10,148 INFO L226 Difference]: Without dead ends: 167 [2024-11-15 16:23:10,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-15 16:23:10,152 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 44 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 1032 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-15 16:23:10,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 1032 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-15 16:23:10,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-15 16:23:10,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2024-11-15 16:23:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 103 states have internal predecessors, (124), 43 states have call successors, (43), 16 states have call predecessors, (43), 18 states have return successors, (44), 43 states have call predecessors, (44), 42 states have call successors, (44) [2024-11-15 16:23:10,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 211 transitions. [2024-11-15 16:23:10,168 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 211 transitions. Word has length 163 [2024-11-15 16:23:10,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:23:10,169 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 211 transitions. [2024-11-15 16:23:10,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-15 16:23:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 211 transitions. [2024-11-15 16:23:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-15 16:23:10,172 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:23:10,172 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-15 16:23:10,264 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 16:23:10,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:10,373 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:23:10,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:23:10,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1955158339, now seen corresponding path program 2 times [2024-11-15 16:23:10,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:23:10,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207079037] [2024-11-15 16:23:10,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:10,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:15,283 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:23:15,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1313384682] [2024-11-15 16:23:15,284 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 16:23:15,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:15,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:15,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:23:15,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process