/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:19:26,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:19:26,062 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:19:26,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:19:26,067 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:19:26,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:19:26,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:19:26,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:19:26,093 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:19:26,094 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:19:26,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:19:26,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:19:26,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:19:26,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:19:26,095 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:19:26,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:19:26,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:19:26,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:19:26,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:19:26,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:19:26,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:19:26,099 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:19:26,099 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:19:26,099 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:19:26,099 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:19:26,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:19:26,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:19:26,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:19:26,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:19:26,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:19:26,101 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:19:26,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:19:26,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:19:26,102 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:19:26,102 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:19:26,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:19:26,103 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:19:26,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:19:26,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:19:26,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:19:26,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:19:26,304 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:19:26,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i [2024-11-06 14:19:27,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:19:27,865 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:19:27,865 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i [2024-11-06 14:19:27,894 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d275eb0b4/7d9d59e02b7c49aeaa39554a8b6b5950/FLAG959777c16 [2024-11-06 14:19:27,908 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d275eb0b4/7d9d59e02b7c49aeaa39554a8b6b5950 [2024-11-06 14:19:27,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:19:27,912 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:19:27,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:19:27,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:19:27,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:19:27,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:19:27" (1/1) ... [2024-11-06 14:19:27,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@249ab4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:27, skipping insertion in model container [2024-11-06 14:19:27,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:19:27" (1/1) ... [2024-11-06 14:19:28,015 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:19:28,269 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4495,4508] [2024-11-06 14:19:28,278 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4555,4568] [2024-11-06 14:19:28,845 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,919 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,919 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,920 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,926 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,927 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,930 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,932 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,933 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,940 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:28,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:28,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,209 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,318 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,445 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,454 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,465 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,483 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,495 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,520 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,539 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,540 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,551 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,551 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,574 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,575 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:29,642 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:19:29,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:19:29,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4495,4508] [2024-11-06 14:19:29,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4555,4568] [2024-11-06 14:19:29,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,740 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,746 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,746 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,749 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,752 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,753 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,754 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,790 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,791 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,791 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,791 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,849 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,860 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,865 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,874 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,880 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,890 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,907 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:29,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:29,939 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:19:29,953 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4495,4508] [2024-11-06 14:19:29,954 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness.i[4555,4568] [2024-11-06 14:19:29,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:29,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7576-7587] [2024-11-06 14:19:30,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,083 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,083 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:30,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:30,292 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:19:30,298 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:19:30,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30 WrapperNode [2024-11-06 14:19:30,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:19:30,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:30,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:19:30,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:19:30,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,464 INFO L138 Inliner]: procedures = 785, calls = 2494, calls flagged for inlining = 71, calls inlined = 18, statements flattened = 1046 [2024-11-06 14:19:30,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:30,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:19:30,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:19:30,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:19:30,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,485 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,610 INFO L175 MemorySlicer]: Split 368 memory accesses to 12 slices as follows [243, 2, 15, 1, 2, 3, 2, 7, 3, 14, 72, 4]. 66 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [11, 2, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0]. The 256 writes are split as follows [232, 0, 1, 1, 1, 2, 1, 3, 3, 0, 10, 2]. [2024-11-06 14:19:30,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:19:30,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:19:30,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:19:30,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:19:30,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (1/1) ... [2024-11-06 14:19:30,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:19:30,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:30,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 14:19:30,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-06 14:19:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:19:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:19:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:19:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:19:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:19:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:19:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:19:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:19:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:19:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:19:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:19:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:19:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:19:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 14:19:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 14:19:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 14:19:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:19:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 14:19:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-06 14:19:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-06 14:19:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:19:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-06 14:19:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:19:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:19:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:19:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 14:19:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:19:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:19:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:19:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:19:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-06 14:19:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:19:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 14:19:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 14:19:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 14:19:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 14:19:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-06 14:19:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:19:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:19:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 14:19:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:19:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 14:19:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 14:19:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 14:19:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:19:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:19:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:19:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:19:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-06 14:19:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-06 14:19:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-06 14:19:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-06 14:19:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-06 14:19:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-06 14:19:31,169 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:19:31,171 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:19:31,226 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-06 14:19:31,953 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-06 14:19:31,953 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-06 14:19:31,985 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-06 14:19:42,034 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !true; [2024-11-06 14:19:42,034 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-06 14:19:42,122 INFO L? ?]: Removed 289 outVars from TransFormulas that were not future-live. [2024-11-06 14:19:42,122 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:19:42,137 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:19:42,137 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-06 14:19:42,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:42 BoogieIcfgContainer [2024-11-06 14:19:42,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:19:42,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:19:42,143 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:19:42,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:19:42,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:19:27" (1/3) ... [2024-11-06 14:19:42,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6ceb8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:42, skipping insertion in model container [2024-11-06 14:19:42,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:30" (2/3) ... [2024-11-06 14:19:42,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6ceb8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:42, skipping insertion in model container [2024-11-06 14:19:42,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:42" (3/3) ... [2024-11-06 14:19:42,147 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_remove_harness.i [2024-11-06 14:19:42,160 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:19:42,160 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:19:42,207 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:19:42,213 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;@1fbb9972, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:19:42,213 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:19:42,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-06 14:19:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:19:42,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:42,233 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:42,233 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:42,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:42,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1417986341, now seen corresponding path program 1 times [2024-11-06 14:19:42,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:42,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377232236] [2024-11-06 14:19:42,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:42,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:42,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:42,258 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:42,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 14:19:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:48,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:19:48,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-06 14:19:48,691 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:48,691 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:48,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1377232236] [2024-11-06 14:19:48,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1377232236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:48,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:48,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:19:48,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539514639] [2024-11-06 14:19:48,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:48,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:19:48,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:48,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:19:48,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:48,721 INFO L87 Difference]: Start difference. First operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:48,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:48,781 INFO L93 Difference]: Finished difference Result 588 states and 851 transitions. [2024-11-06 14:19:48,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:19:48,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2024-11-06 14:19:48,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:48,795 INFO L225 Difference]: With dead ends: 588 [2024-11-06 14:19:48,795 INFO L226 Difference]: Without dead ends: 289 [2024-11-06 14:19:48,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:48,803 INFO L432 NwaCegarLoop]: 390 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:48,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:19:48,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-06 14:19:48,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-06 14:19:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.2078651685393258) internal successors, (215), 180 states have internal predecessors, (215), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-06 14:19:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 381 transitions. [2024-11-06 14:19:48,857 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 381 transitions. Word has length 178 [2024-11-06 14:19:48,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:48,858 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 381 transitions. [2024-11-06 14:19:48,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 381 transitions. [2024-11-06 14:19:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 14:19:48,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:48,862 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:48,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 14:19:49,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:49,063 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:49,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:49,064 INFO L85 PathProgramCache]: Analyzing trace with hash -594121557, now seen corresponding path program 1 times [2024-11-06 14:19:49,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:49,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [955603808] [2024-11-06 14:19:49,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:49,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:49,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:49,068 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:49,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 14:19:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:55,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:19:55,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:56,848 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-06 14:19:56,849 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:56,849 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:56,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [955603808] [2024-11-06 14:19:56,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [955603808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:56,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:56,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:56,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223733920] [2024-11-06 14:19:56,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:56,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:56,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:56,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:56,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:56,855 INFO L87 Difference]: Start difference. First operand 289 states and 381 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:57,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:57,398 INFO L93 Difference]: Finished difference Result 542 states and 718 transitions. [2024-11-06 14:19:57,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:57,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2024-11-06 14:19:57,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:57,401 INFO L225 Difference]: With dead ends: 542 [2024-11-06 14:19:57,401 INFO L226 Difference]: Without dead ends: 293 [2024-11-06 14:19:57,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:57,403 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 0 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 14:19:57,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1512 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:19:57,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-11-06 14:19:57,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2024-11-06 14:19:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 181 states have (on average 1.2044198895027625) internal successors, (218), 183 states have internal predecessors, (218), 84 states have call successors, (84), 26 states have call predecessors, (84), 27 states have return successors, (83), 83 states have call predecessors, (83), 82 states have call successors, (83) [2024-11-06 14:19:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 385 transitions. [2024-11-06 14:19:57,421 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 385 transitions. Word has length 178 [2024-11-06 14:19:57,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:57,422 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 385 transitions. [2024-11-06 14:19:57,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-06 14:19:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 385 transitions. [2024-11-06 14:19:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-06 14:19:57,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:57,426 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:19:57,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 14:19:57,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:57,627 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:57,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:57,628 INFO L85 PathProgramCache]: Analyzing trace with hash 748559522, now seen corresponding path program 1 times [2024-11-06 14:19:57,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:57,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264982921] [2024-11-06 14:19:57,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:57,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:19:57,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:19:57,634 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:19:57,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 14:20:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:03,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:20:03,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-06 14:20:05,817 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:20:05,817 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:20:05,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [264982921] [2024-11-06 14:20:05,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [264982921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:20:05,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:20:05,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 14:20:05,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248923658] [2024-11-06 14:20:05,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:20:05,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 14:20:05,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:20:05,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 14:20:05,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 14:20:05,819 INFO L87 Difference]: Start difference. First operand 293 states and 385 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:20:14,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:20:14,584 INFO L93 Difference]: Finished difference Result 544 states and 719 transitions. [2024-11-06 14:20:14,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 14:20:14,585 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 184 [2024-11-06 14:20:14,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:20:14,587 INFO L225 Difference]: With dead ends: 544 [2024-11-06 14:20:14,587 INFO L226 Difference]: Without dead ends: 295 [2024-11-06 14:20:14,588 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-06 14:20:14,589 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 1 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-06 14:20:14,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1723 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-11-06 14:20:14,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-06 14:20:14,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 289. [2024-11-06 14:20:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.196629213483146) internal successors, (213), 180 states have internal predecessors, (213), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-06 14:20:14,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 379 transitions. [2024-11-06 14:20:14,617 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 379 transitions. Word has length 184 [2024-11-06 14:20:14,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:20:14,617 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 379 transitions. [2024-11-06 14:20:14,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-06 14:20:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2024-11-06 14:20:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 14:20:14,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:20:14,620 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:20:14,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-06 14:20:14,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:20:14,821 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:20:14,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:20:14,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1901066034, now seen corresponding path program 1 times [2024-11-06 14:20:14,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:20:14,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1396433709] [2024-11-06 14:20:14,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:20:14,823 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 14:20:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 14:20:14,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 14:20:14,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 14:20:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:21,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 2784 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-06 14:20:21,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:27,816 INFO L224 Elim1Store]: Index analysis took 951 ms [2024-11-06 14:20:27,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 59 [2024-11-06 14:20:45,668 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-06 14:20:45,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 100 treesize of output 48 [2024-11-06 14:20:51,615 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 193 proven. 4 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-06 14:20:51,615 INFO L311 TraceCheckSpWp]: Computing backward predicates...