/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_clean_up_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:17:07,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:17:07,900 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 14:17:07,906 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:17:07,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:17:07,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:17:07,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:17:07,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:17:07,945 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:17:07,946 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:17:07,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:17:07,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:17:07,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:17:07,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:17:07,954 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:17:07,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:17:07,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:17:07,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:17:07,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:17:07,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:17:07,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:17:07,958 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:17:07,958 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:17:07,958 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:17:07,958 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:17:07,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:17:07,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:17:07,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:17:07,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:17:07,959 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:17:07,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:17:07,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:07,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:17:07,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:17:07,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:17:07,961 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:17:07,961 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:17:07,962 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:17:07,962 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:17:07,962 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:17:07,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:17:07,963 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:17:08,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:17:08,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:17:08,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:17:08,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:17:08,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:17:08,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness.i [2024-11-06 14:17:09,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:17:10,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:17:10,145 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness.i [2024-11-06 14:17:10,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03e70465/a8d5e0af109d4e04bc61887eaf3e5eb5/FLAGf670cd2f2 [2024-11-06 14:17:10,202 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03e70465/a8d5e0af109d4e04bc61887eaf3e5eb5 [2024-11-06 14:17:10,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:17:10,207 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:17:10,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:10,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:17:10,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:17:10,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:10" (1/1) ... [2024-11-06 14:17:10,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235e7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:10, skipping insertion in model container [2024-11-06 14:17:10,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:10" (1/1) ... [2024-11-06 14:17:10,352 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:10,663 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_clean_up_harness.i[4497,4510] [2024-11-06 14:17:10,672 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_clean_up_harness.i[4557,4570] [2024-11-06 14:17:11,479 WARN 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 14:17:11,591 WARN 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 14:17:11,591 WARN 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 14:17:11,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:11,606 WARN 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 14:17:11,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,611 WARN 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 14:17:11,611 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,612 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,615 WARN 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 14:17:11,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:11,622 WARN 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 14:17:11,622 WARN 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 14:17:11,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,636 WARN 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 14:17:11,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,636 WARN 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 14:17:11,638 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,638 WARN 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 14:17:11,638 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,639 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:11,643 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,644 WARN 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 14:17:11,644 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,645 WARN 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 14:17:11,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:11,969 WARN 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 14:17:11,970 WARN 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 14:17:11,970 WARN 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 14:17:11,971 WARN 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 14:17:12,104 WARN 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 14:17:12,120 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,318 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 14:17:12,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,341 WARN 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 14:17:12,358 WARN 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 14:17:12,364 WARN 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 14:17:12,371 WARN 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 14:17:12,384 WARN 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 14:17:12,389 WARN 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 14:17:12,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,425 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,476 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,477 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,492 WARN 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 14:17:12,493 WARN 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 14:17:12,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,510 WARN 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 14:17:12,523 WARN 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 14:17:12,525 WARN 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 14:17:12,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:12,594 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:17:12,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:12,657 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_clean_up_harness.i[4497,4510] [2024-11-06 14:17:12,658 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_clean_up_harness.i[4557,4570] [2024-11-06 14:17:12,688 WARN 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 14:17:12,704 WARN 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 14:17:12,705 WARN 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 14:17:12,705 WARN 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 14:17:12,713 WARN 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 14:17:12,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,719 WARN 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 14:17:12,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,721 WARN 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 14:17:12,722 WARN 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 14:17:12,723 WARN 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 14:17:12,724 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 14:17:12,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,728 WARN 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 14:17:12,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,728 WARN 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 14:17:12,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,730 WARN 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 14:17:12,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,731 WARN 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 14:17:12,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,732 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 14:17:12,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,779 WARN 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 14:17:12,780 WARN 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 14:17:12,780 WARN 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 14:17:12,781 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,817 WARN 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 14:17:12,825 WARN 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 14:17:12,860 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 14:17:12,865 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 14:17:12,870 WARN 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 14:17:12,877 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,881 WARN 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 14:17:12,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:12,891 WARN 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 14:17:12,894 WARN 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 14:17:12,901 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,913 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,913 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,920 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 14:17:12,921 WARN 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 14:17:12,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:12,927 WARN 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 14:17:12,935 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 14:17:12,936 WARN 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 14:17:12,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:12,971 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:17:12,991 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_clean_up_harness.i[4497,4510] [2024-11-06 14:17:12,991 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_clean_up_harness.i[4557,4570] [2024-11-06 14:17:13,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,032 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,032 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,032 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7585-7596] [2024-11-06 14:17:13,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:13,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:13,498 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:17:13,507 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:17:13,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13 WrapperNode [2024-11-06 14:17:13,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:13,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:13,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:17:13,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:17:13,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,707 INFO L138 Inliner]: procedures = 785, calls = 2440, calls flagged for inlining = 73, calls inlined = 16, statements flattened = 712 [2024-11-06 14:17:13,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:13,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:17:13,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:17:13,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:17:13,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,819 INFO L175 MemorySlicer]: Split 304 memory accesses to 8 slices as follows [6, 238, 2, 1, 37, 2, 2, 16]. 78 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [5, 6, 2, 0, 0, 0, 0, 0]. The 243 writes are split as follows [0, 232, 0, 1, 6, 1, 1, 2]. [2024-11-06 14:17:13,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,911 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:17:13,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:17:13,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:17:13,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:17:13,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (1/1) ... [2024-11-06 14:17:13,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:13,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:13,969 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 14:17:14,019 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 14:17:14,039 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-06 14:17:14,042 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-06 14:17:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:17:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:17:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:17:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:17:14,043 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:17:14,043 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:17:14,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:17:14,043 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:17:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:17:14,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:17:14,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:17:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:17:14,045 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-06 14:17:14,045 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:17:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:17:14,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:17:14,046 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:17:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-06 14:17:14,047 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-06 14:17:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:17:14,048 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:17:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:17:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:17:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:17:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:17:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:17:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:17:14,049 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:17:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:17:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:17:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:17:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:17:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:17:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:17:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:17:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:17:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:17:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:17:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:17:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:17:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:17:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:17:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 14:17:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 14:17:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:17:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:17:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:17:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:17:14,521 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:17:14,524 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:17:24,391 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-06 14:17:24,391 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:17:24,409 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:17:24,409 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 14:17:24,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:24 BoogieIcfgContainer [2024-11-06 14:17:24,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:17:24,414 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:17:24,414 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:17:24,417 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:17:24,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:17:10" (1/3) ... [2024-11-06 14:17:24,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28faa503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:24, skipping insertion in model container [2024-11-06 14:17:24,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:13" (2/3) ... [2024-11-06 14:17:24,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28faa503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:24, skipping insertion in model container [2024-11-06 14:17:24,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:24" (3/3) ... [2024-11-06 14:17:24,420 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clean_up_harness.i [2024-11-06 14:17:24,436 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:17:24,436 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:17:24,516 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:17:24,522 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;@583d829f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:17:24,523 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:17:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-06 14:17:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-06 14:17:24,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:24,544 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:24,545 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:24,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:24,551 INFO L85 PathProgramCache]: Analyzing trace with hash 452235427, now seen corresponding path program 1 times [2024-11-06 14:17:24,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:24,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [473424548] [2024-11-06 14:17:24,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:24,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:24,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:24,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:24,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:17:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:31,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:17:31,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-06 14:17:31,483 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:31,484 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:31,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473424548] [2024-11-06 14:17:31,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473424548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:31,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:31,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:17:31,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748271883] [2024-11-06 14:17:31,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:31,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:17:31,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:31,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:17:31,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:17:31,520 INFO L87 Difference]: Start difference. First operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:31,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:31,573 INFO L93 Difference]: Finished difference Result 377 states and 498 transitions. [2024-11-06 14:17:31,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:17:31,576 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-06 14:17:31,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:31,585 INFO L225 Difference]: With dead ends: 377 [2024-11-06 14:17:31,585 INFO L226 Difference]: Without dead ends: 184 [2024-11-06 14:17:31,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 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 14:17:31,592 INFO L432 NwaCegarLoop]: 236 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, 236 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 14:17:31,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:17:31,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-06 14:17:31,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-06 14:17:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 117 states have (on average 1.1538461538461537) internal successors, (135), 118 states have internal predecessors, (135), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-06 14:17:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 228 transitions. [2024-11-06 14:17:31,663 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 228 transitions. Word has length 130 [2024-11-06 14:17:31,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:31,664 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 228 transitions. [2024-11-06 14:17:31,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 228 transitions. [2024-11-06 14:17:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-06 14:17:31,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:31,670 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:31,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:17:31,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:31,873 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:31,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:31,874 INFO L85 PathProgramCache]: Analyzing trace with hash 567633643, now seen corresponding path program 1 times [2024-11-06 14:17:31,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:31,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1725878603] [2024-11-06 14:17:31,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:31,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:31,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:31,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:31,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:17:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:38,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:17:38,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-06 14:17:39,166 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:39,166 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:39,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725878603] [2024-11-06 14:17:39,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725878603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:39,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:39,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:17:39,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321174099] [2024-11-06 14:17:39,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:39,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:17:39,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:39,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:17:39,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:39,169 INFO L87 Difference]: Start difference. First operand 184 states and 228 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:39,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:39,713 INFO L93 Difference]: Finished difference Result 332 states and 412 transitions. [2024-11-06 14:17:39,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:17:39,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-06 14:17:39,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:39,717 INFO L225 Difference]: With dead ends: 332 [2024-11-06 14:17:39,717 INFO L226 Difference]: Without dead ends: 188 [2024-11-06 14:17:39,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:39,719 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 0 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 900 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 14:17:39,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 900 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:17:39,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-06 14:17:39,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2024-11-06 14:17:39,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 120 states have (on average 1.15) internal successors, (138), 121 states have internal predecessors, (138), 47 states have call successors, (47), 19 states have call predecessors, (47), 20 states have return successors, (47), 47 states have call predecessors, (47), 46 states have call successors, (47) [2024-11-06 14:17:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 232 transitions. [2024-11-06 14:17:39,739 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 232 transitions. Word has length 130 [2024-11-06 14:17:39,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:39,739 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 232 transitions. [2024-11-06 14:17:39,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:39,739 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 232 transitions. [2024-11-06 14:17:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-06 14:17:39,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:39,742 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:39,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-06 14:17:39,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:39,943 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:39,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:39,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1355921859, now seen corresponding path program 1 times [2024-11-06 14:17:39,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:39,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [321947997] [2024-11-06 14:17:39,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:39,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:39,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:39,950 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:39,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:17:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:45,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:17:45,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:48,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-06 14:17:54,465 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:17:54,466 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:54,468 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:54,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321947997] [2024-11-06 14:17:54,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321947997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:54,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:54,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:17:54,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418412896] [2024-11-06 14:17:54,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:54,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:17:54,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:54,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:17:54,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:17:54,472 INFO L87 Difference]: Start difference. First operand 188 states and 232 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:22,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:18:23,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:23,078 INFO L93 Difference]: Finished difference Result 352 states and 434 transitions. [2024-11-06 14:18:23,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:18:23,079 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 136 [2024-11-06 14:18:23,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:23,085 INFO L225 Difference]: With dead ends: 352 [2024-11-06 14:18:23,085 INFO L226 Difference]: Without dead ends: 221 [2024-11-06 14:18:23,086 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:18:23,087 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 195 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 26 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:23,087 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 965 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 410 Invalid, 1 Unknown, 0 Unchecked, 26.3s Time] [2024-11-06 14:18:23,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-06 14:18:23,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 216. [2024-11-06 14:18:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 139 states have (on average 1.143884892086331) internal successors, (159), 142 states have internal predecessors, (159), 51 states have call successors, (51), 23 states have call predecessors, (51), 25 states have return successors, (53), 50 states have call predecessors, (53), 49 states have call successors, (53) [2024-11-06 14:18:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 263 transitions. [2024-11-06 14:18:23,113 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 263 transitions. Word has length 136 [2024-11-06 14:18:23,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:23,113 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 263 transitions. [2024-11-06 14:18:23,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 263 transitions. [2024-11-06 14:18:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-06 14:18:23,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:23,117 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:18:23,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:18:23,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:23,318 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:23,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:23,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1028002879, now seen corresponding path program 1 times [2024-11-06 14:18:23,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:23,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1434146790] [2024-11-06 14:18:23,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:23,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:23,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:23,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:23,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:18:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:29,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:18:29,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:18:32,376 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:32,376 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:32,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434146790] [2024-11-06 14:18:32,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434146790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:32,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:32,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:18:32,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142590584] [2024-11-06 14:18:32,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:32,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:18:32,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:32,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:18:32,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:32,378 INFO L87 Difference]: Start difference. First operand 216 states and 263 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:34,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:34,577 INFO L93 Difference]: Finished difference Result 377 states and 464 transitions. [2024-11-06 14:18:34,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:18:34,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 136 [2024-11-06 14:18:34,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:34,584 INFO L225 Difference]: With dead ends: 377 [2024-11-06 14:18:34,584 INFO L226 Difference]: Without dead ends: 221 [2024-11-06 14:18:34,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:34,586 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 52 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:34,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 801 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-06 14:18:34,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-06 14:18:34,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 218. [2024-11-06 14:18:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 140 states have (on average 1.1428571428571428) internal successors, (160), 143 states have internal predecessors, (160), 52 states have call successors, (52), 23 states have call predecessors, (52), 25 states have return successors, (54), 51 states have call predecessors, (54), 50 states have call successors, (54) [2024-11-06 14:18:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 266 transitions. [2024-11-06 14:18:34,606 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 266 transitions. Word has length 136 [2024-11-06 14:18:34,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:34,606 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 266 transitions. [2024-11-06 14:18:34,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-11-06 14:18:34,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-06 14:18:34,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:34,609 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:18:34,666 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-06 14:18:34,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:34,810 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:34,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:34,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1581874848, now seen corresponding path program 1 times [2024-11-06 14:18:34,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:34,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851865185] [2024-11-06 14:18:34,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:34,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:34,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:34,814 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:34,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 14:18:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:40,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 2535 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:18:40,653 INFO L278 TraceCheckSpWp]: Computing forward predicates...