/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_move_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:44:44,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:44:45,055 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:44:45,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:44:45,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:44:45,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:44:45,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:44:45,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:44:45,092 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:44:45,093 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:44:45,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:44:45,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:44:45,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:44:45,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:44:45,095 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:44:45,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:44:45,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:44:45,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:44:45,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:44:45,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:44:45,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:44:45,100 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:44:45,100 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:44:45,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:44:45,101 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:44:45,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:44:45,101 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:44:45,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:44:45,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:44:45,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:44:45,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:44:45,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:44:45,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:44:45,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:44:45,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:44:45,103 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:44:45,103 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:45,103 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:44:45,104 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:44:45,104 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:44:45,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:44:45,105 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:45,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:44:45,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:44:45,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:44:45,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:44:45,377 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:44:45,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_move_harness_negated.i [2024-11-04 20:44:46,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:44:47,419 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:44:47,420 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_move_harness_negated.i [2024-11-04 20:44:47,470 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2592e53/22e4b99c9078459cab4c1d937725b069/FLAGd59e250d0 [2024-11-04 20:44:47,975 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb2592e53/22e4b99c9078459cab4c1d937725b069 [2024-11-04 20:44:47,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:44:47,979 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:44:47,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:44:47,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:44:47,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:44:47,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:44:47" (1/1) ... [2024-11-04 20:44:47,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5602433f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:47, skipping insertion in model container [2024-11-04 20:44:47,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:44:47" (1/1) ... [2024-11-04 20:44:48,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:44:48,501 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_move_harness_negated.i[4493,4506] [2024-11-04 20:44:48,515 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_move_harness_negated.i[4553,4566] [2024-11-04 20:44:49,524 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,660 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,668 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,670 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,671 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,671 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,672 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,680 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,680 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,693 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,694 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:49,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:49,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,116 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,116 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,117 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,117 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,418 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,451 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,458 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,568 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,569 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,589 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,590 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,595 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,596 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:50,694 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:44:50,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:44:50,778 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_move_harness_negated.i[4493,4506] [2024-11-04 20:44:50,779 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_move_harness_negated.i[4553,4566] [2024-11-04 20:44:50,808 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,826 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,826 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,830 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,837 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,844 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,851 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,853 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,855 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,855 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:50,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,985 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,991 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:50,998 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,010 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,017 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,025 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,029 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,037 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,044 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,054 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,055 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,060 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,070 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,072 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:51,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:51,112 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:44:51,130 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_move_harness_negated.i[4493,4506] [2024-11-04 20:44:51,130 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_move_harness_negated.i[4553,4566] [2024-11-04 20:44:51,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,172 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-04 20:44:51,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,340 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,343 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,343 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,350 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:51,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:51,608 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:44:51,624 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:44:51,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51 WrapperNode [2024-11-04 20:44:51,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:44:51,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:44:51,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:44:51,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:44:51,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:51,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:51,845 INFO L138 Inliner]: procedures = 784, calls = 2427, calls flagged for inlining = 71, calls inlined = 12, statements flattened = 616 [2024-11-04 20:44:51,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:44:51,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:44:51,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:44:51,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:44:51,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:51,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:51,879 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,046 INFO L175 MemorySlicer]: Split 281 memory accesses to 8 slices as follows [2, 3, 238, 2, 17, 6, 8, 5]. 85 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 0, 0, 5]. The 240 writes are split as follows [0, 1, 232, 1, 1, 2, 3, 0]. [2024-11-04 20:44:52,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:44:52,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:44:52,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:44:52,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:44:52,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (1/1) ... [2024-11-04 20:44:52,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:44:52,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:44:52,228 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) [2024-11-04 20:44:52,238 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 [2024-11-04 20:44:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:44:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:44:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:44:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:44:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:44:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:44:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:44:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:44:52,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:44:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:44:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:44:52,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:44:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:44:52,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:44:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:44:52,270 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-04 20:44:52,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-04 20:44:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-04 20:44:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-04 20:44:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-04 20:44:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-04 20:44:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-04 20:44:52,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:44:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:44:52,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:44:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:44:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:44:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:44:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:44:52,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:44:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:44:52,276 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:44:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:44:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:44:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:44:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:44:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:44:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:44:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:44:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:44:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:44:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:44:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:44:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 20:44:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:44:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:44:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:44:52,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:44:52,287 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:44:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:44:52,287 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:44:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:44:52,730 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:44:52,732 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:45:01,394 INFO L? ?]: Removed 146 outVars from TransFormulas that were not future-live. [2024-11-04 20:45:01,394 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:45:01,411 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:45:01,412 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 20:45:01,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:45:01 BoogieIcfgContainer [2024-11-04 20:45:01,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:45:01,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:45:01,415 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:45:01,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:45:01,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:44:47" (1/3) ... [2024-11-04 20:45:01,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8d4fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:45:01, skipping insertion in model container [2024-11-04 20:45:01,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:51" (2/3) ... [2024-11-04 20:45:01,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8d4fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:45:01, skipping insertion in model container [2024-11-04 20:45:01,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:45:01" (3/3) ... [2024-11-04 20:45:01,421 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_move_harness_negated.i [2024-11-04 20:45:01,437 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:45:01,437 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:45:01,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:45:01,503 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;@1381ec7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:45:01,503 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:45:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 75 states have internal predecessors, (88), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-04 20:45:01,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-04 20:45:01,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:01,523 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:45:01,523 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:01,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:01,529 INFO L85 PathProgramCache]: Analyzing trace with hash 104364263, now seen corresponding path program 1 times [2024-11-04 20:45:01,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:01,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [879959631] [2024-11-04 20:45:01,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:01,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:01,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:01,546 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:45:01,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:45:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:08,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:45:08,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-04 20:45:08,533 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-11-04 20:45:13,032 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:13,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [879959631] [2024-11-04 20:45:13,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [879959631] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:45:13,033 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:45:13,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:45:13,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730014581] [2024-11-04 20:45:13,035 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:13,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:45:13,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:13,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:45:13,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:45:13,068 INFO L87 Difference]: Start difference. First operand has 122 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 75 states have internal predecessors, (88), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-11-04 20:45:13,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:13,114 INFO L93 Difference]: Finished difference Result 236 states and 310 transitions. [2024-11-04 20:45:13,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:45:13,117 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 135 [2024-11-04 20:45:13,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:13,126 INFO L225 Difference]: With dead ends: 236 [2024-11-04 20:45:13,126 INFO L226 Difference]: Without dead ends: 116 [2024-11-04 20:45:13,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:45:13,135 INFO L432 NwaCegarLoop]: 148 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, 148 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 [2024-11-04 20:45:13,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 20:45:13,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-04 20:45:13,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-04 20:45:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 69 states have (on average 1.144927536231884) internal successors, (79), 70 states have internal predecessors, (79), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-04 20:45:13,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 142 transitions. [2024-11-04 20:45:13,192 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 142 transitions. Word has length 135 [2024-11-04 20:45:13,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:13,195 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 142 transitions. [2024-11-04 20:45:13,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-11-04 20:45:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-11-04 20:45:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-04 20:45:13,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:13,201 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:45:13,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 20:45:13,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:13,403 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:13,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:13,403 INFO L85 PathProgramCache]: Analyzing trace with hash -2132778031, now seen corresponding path program 1 times [2024-11-04 20:45:13,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:13,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [330725463] [2024-11-04 20:45:13,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:13,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:13,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:13,405 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:45:13,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:45:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:19,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:45:19,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:20,830 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2024-11-04 20:45:20,832 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2024-11-04 20:45:26,353 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:26,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [330725463] [2024-11-04 20:45:26,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [330725463] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:45:26,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:45:26,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 20:45:26,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302813776] [2024-11-04 20:45:26,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:26,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:45:26,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:26,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:45:26,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:45:26,357 INFO L87 Difference]: Start difference. First operand 116 states and 142 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-04 20:45:26,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:26,793 INFO L93 Difference]: Finished difference Result 224 states and 275 transitions. [2024-11-04 20:45:26,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:45:26,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-04 20:45:26,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:26,796 INFO L225 Difference]: With dead ends: 224 [2024-11-04 20:45:26,796 INFO L226 Difference]: Without dead ends: 120 [2024-11-04 20:45:26,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:45:26,798 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 556 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-04 20:45:26,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 556 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-04 20:45:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-04 20:45:26,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-04 20:45:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 73 states have internal predecessors, (82), 32 states have call successors, (32), 14 states have call predecessors, (32), 15 states have return successors, (32), 32 states have call predecessors, (32), 31 states have call successors, (32) [2024-11-04 20:45:26,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 146 transitions. [2024-11-04 20:45:26,816 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 146 transitions. Word has length 141 [2024-11-04 20:45:26,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:26,817 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 146 transitions. [2024-11-04 20:45:26,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-04 20:45:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 146 transitions. [2024-11-04 20:45:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-04 20:45:26,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:26,820 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:45:26,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-04 20:45:27,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:27,022 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:27,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:27,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1772481041, now seen corresponding path program 1 times [2024-11-04 20:45:27,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:27,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [4159246] [2024-11-04 20:45:27,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:27,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:27,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:27,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:45:27,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 20:45:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:33,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 2570 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-04 20:45:33,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-11-04 20:45:33,790 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:39,356 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-11-04 20:45:39,357 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:39,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [4159246] [2024-11-04 20:45:39,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [4159246] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:45:39,357 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:45:39,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 20:45:39,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922846997] [2024-11-04 20:45:39,357 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:39,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 20:45:39,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:39,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 20:45:39,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:45:39,359 INFO L87 Difference]: Start difference. First operand 120 states and 146 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 20:45:39,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:39,741 INFO L93 Difference]: Finished difference Result 160 states and 193 transitions. [2024-11-04 20:45:39,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 20:45:39,743 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 153 [2024-11-04 20:45:39,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:39,745 INFO L225 Difference]: With dead ends: 160 [2024-11-04 20:45:39,745 INFO L226 Difference]: Without dead ends: 122 [2024-11-04 20:45:39,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:45:39,747 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-04 20:45:39,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 282 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-04 20:45:39,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-04 20:45:39,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-11-04 20:45:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 74 states have (on average 1.135135135135135) internal successors, (84), 75 states have internal predecessors, (84), 32 states have call successors, (32), 14 states have call predecessors, (32), 15 states have return successors, (32), 32 states have call predecessors, (32), 31 states have call successors, (32) [2024-11-04 20:45:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 148 transitions. [2024-11-04 20:45:39,759 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 148 transitions. Word has length 153 [2024-11-04 20:45:39,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:39,760 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 148 transitions. [2024-11-04 20:45:39,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 20:45:39,760 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 148 transitions. [2024-11-04 20:45:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-04 20:45:39,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:39,763 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:45:39,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-04 20:45:39,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:39,964 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:39,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:39,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1214867055, now seen corresponding path program 1 times [2024-11-04 20:45:39,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:39,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [567203469] [2024-11-04 20:45:39,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:39,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:39,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:39,967 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:45:39,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 20:45:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:48,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-04 20:45:48,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-11-04 20:45:49,991 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-11-04 20:45:57,505 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:57,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [567203469] [2024-11-04 20:45:57,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [567203469] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-04 20:45:57,506 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-04 20:45:57,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-04 20:45:57,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473881383] [2024-11-04 20:45:57,506 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-04 20:45:57,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 20:45:57,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:57,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 20:45:57,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-04 20:45:57,508 INFO L87 Difference]: Start difference. First operand 122 states and 148 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 20:46:00,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:46:00,019 INFO L93 Difference]: Finished difference Result 164 states and 199 transitions. [2024-11-04 20:46:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-04 20:46:00,021 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2024-11-04 20:46:00,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:46:00,023 INFO L225 Difference]: With dead ends: 164 [2024-11-04 20:46:00,023 INFO L226 Difference]: Without dead ends: 126 [2024-11-04 20:46:00,024 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2024-11-04 20:46:00,025 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-04 20:46:00,025 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1111 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-04 20:46:00,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-04 20:46:00,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-04 20:46:00,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 79 states have internal predecessors, (88), 32 states have call successors, (32), 14 states have call predecessors, (32), 15 states have return successors, (32), 32 states have call predecessors, (32), 31 states have call successors, (32) [2024-11-04 20:46:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 152 transitions. [2024-11-04 20:46:00,037 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 152 transitions. Word has length 155 [2024-11-04 20:46:00,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:46:00,038 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 152 transitions. [2024-11-04 20:46:00,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 20:46:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 152 transitions. [2024-11-04 20:46:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-04 20:46:00,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:46:00,041 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:46:00,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-04 20:46:00,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:46:00,242 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:46:00,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:46:00,242 INFO L85 PathProgramCache]: Analyzing trace with hash -886679407, now seen corresponding path program 2 times [2024-11-04 20:46:00,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:46:00,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2038065441] [2024-11-04 20:46:00,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:46:00,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:46:00,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:46:00,245 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:46:00,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-04 20:46:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:46:08,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 2636 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-04 20:46:08,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:46:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-11-04 20:46:12,663 INFO L311 TraceCheckSpWp]: Computing backward predicates...