/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_init_bounded_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:44:35,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:44:35,496 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 20:44:35,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:44:35,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:44:35,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:44:35,536 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:44:35,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:44:35,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:44:35,537 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:44:35,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:44:35,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:44:35,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:44:35,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:44:35,539 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:44:35,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:44:35,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:44:35,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:44:35,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:44:35,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:44:35,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:44:35,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:44:35,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:44:35,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:44:35,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:44:35,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:44:35,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:44:35,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:44:35,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:44:35,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:44:35,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:44:35,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:44:35,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:44:35,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:44:35,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:44:35,552 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:44:35,554 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:35,554 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:44:35,554 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:44:35,554 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:44:35,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:44:35,555 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:35,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:44:35,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:44:35,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:44:35,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:44:35,851 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:44:35,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness.i [2024-11-04 20:44:37,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:44:37,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:44:37,911 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness.i [2024-11-04 20:44:37,963 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f8d24e4/b8dd9670c2c44716b8b458006ac320e9/FLAGcf1ecb9c6 [2024-11-04 20:44:38,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f8d24e4/b8dd9670c2c44716b8b458006ac320e9 [2024-11-04 20:44:38,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:44:38,017 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:44:38,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:44:38,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:44:38,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:44:38,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:44:38" (1/1) ... [2024-11-04 20:44:38,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68372e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:38, skipping insertion in model container [2024-11-04 20:44:38,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:44:38" (1/1) ... [2024-11-04 20:44:38,168 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:44:38,452 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_init_bounded_harness.i[4501,4514] [2024-11-04 20:44:38,464 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_init_bounded_harness.i[4561,4574] [2024-11-04 20:44:39,137 WARN 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 20:44:39,225 WARN 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 20:44:39,225 WARN 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 20:44:39,226 WARN 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 20:44:39,234 WARN 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 20:44:39,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,238 WARN 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 20:44:39,238 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,241 WARN 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 20:44:39,241 WARN 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 20:44:39,243 WARN 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 20:44:39,244 WARN 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 20:44:39,251 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,251 WARN 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 20:44:39,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,252 WARN 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 20:44:39,253 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,254 WARN 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 20:44:39,254 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,254 WARN 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 20:44:39,256 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,256 WARN 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 20:44:39,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,257 WARN 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 20:44:39,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,258 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:39,600 WARN 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 20:44:39,601 WARN 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 20:44:39,601 WARN 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 20:44:39,602 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:39,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:39,902 WARN 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 20:44:39,911 WARN 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 20:44:39,919 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:39,936 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:39,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:39,963 WARN 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 20:44:39,976 WARN 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 20:44:39,982 WARN 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 20:44:40,015 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,069 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,085 WARN 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 20:44:40,085 WARN 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 20:44:40,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,096 WARN 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 20:44:40,125 WARN 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 20:44:40,131 WARN 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 20:44:40,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:40,234 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:44:40,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:44:40,336 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_init_bounded_harness.i[4501,4514] [2024-11-04 20:44:40,336 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_init_bounded_harness.i[4561,4574] [2024-11-04 20:44:40,366 WARN 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 20:44:40,379 WARN 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 20:44:40,381 WARN 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 20:44:40,381 WARN 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 20:44:40,388 WARN 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 20:44:40,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,390 WARN 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 20:44:40,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,391 WARN 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 20:44:40,392 WARN 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 20:44:40,397 WARN 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 20:44:40,397 WARN 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 20:44:40,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,402 WARN 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 20:44:40,402 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,402 WARN 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 20:44:40,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,403 WARN 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 20:44:40,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,404 WARN 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 20:44:40,404 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,405 WARN 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 20:44:40,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,405 WARN 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 20:44:40,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,406 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,447 WARN 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 20:44:40,448 WARN 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 20:44:40,448 WARN 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 20:44:40,449 WARN 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 20:44:40,479 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:40,525 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:40,531 WARN 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 20:44:40,540 WARN 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 20:44:40,553 WARN 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 20:44:40,557 WARN 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 20:44:40,564 WARN 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 20:44:40,572 WARN 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 20:44:40,576 WARN 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 20:44:40,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,593 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,593 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:40,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:40,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:44:40,623 WARN 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 20:44:40,625 WARN 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 20:44:40,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:40,658 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:44:40,678 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_init_bounded_harness.i[4501,4514] [2024-11-04 20:44:40,678 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_init_bounded_harness.i[4561,4574] [2024-11-04 20:44:40,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 20:44:40,912 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,913 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,921 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:44:40,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:44:41,217 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:44:41,227 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:44:41,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41 WrapperNode [2024-11-04 20:44:41,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:44:41,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:44:41,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:44:41,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:44:41,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,416 INFO L138 Inliner]: procedures = 784, calls = 2426, calls flagged for inlining = 68, calls inlined = 13, statements flattened = 795 [2024-11-04 20:44:41,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:44:41,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:44:41,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:44:41,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:44:41,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,449 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,538 INFO L175 MemorySlicer]: Split 313 memory accesses to 9 slices as follows [238, 2, 2, 26, 26, 5, 3, 5, 6]. 76 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 0, 2, 0, 0, 0, 0, 5, 0]. The 259 writes are split as follows [232, 1, 0, 11, 11, 1, 1, 0, 2]. [2024-11-04 20:44:41,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:44:41,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:44:41,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:44:41,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:44:41,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (1/1) ... [2024-11-04 20:44:41,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:44:41,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:44:41,705 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 20:44:41,708 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 20:44:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:44:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:44:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:44:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 20:44:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:44:41,738 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:44:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:44:41,738 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:44:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:44:41,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:44:41,739 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:44:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:44:41,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:44:41,740 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:44:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:44:41,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:44:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:44:41,742 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:44:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:44:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2024-11-04 20:44:41,743 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2024-11-04 20:44:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:44:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-04 20:44:41,745 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2024-11-04 20:44:41,745 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:44:41,745 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:44:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:44:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-04 20:44:41,747 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-04 20:44:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:44:41,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:44:41,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:44:41,749 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:44:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 20:44:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:44:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:44:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:44:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:44:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:44:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:44:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2024-11-04 20:44:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2024-11-04 20:44:42,180 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:44:42,183 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:45:03,845 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-04 20:45:03,933 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-11-04 20:45:03,933 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:45:03,954 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:45:03,955 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 20:45:03,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:45:03 BoogieIcfgContainer [2024-11-04 20:45:03,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:45:03,960 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:45:03,960 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:45:03,963 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:45:03,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:44:38" (1/3) ... [2024-11-04 20:45:03,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9596fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:45:03, skipping insertion in model container [2024-11-04 20:45:03,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:44:41" (2/3) ... [2024-11-04 20:45:03,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9596fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:45:03, skipping insertion in model container [2024-11-04 20:45:03,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:45:03" (3/3) ... [2024-11-04 20:45:03,966 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_bounded_harness.i [2024-11-04 20:45:03,985 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:45:03,985 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:45:04,071 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:45:04,079 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;@ff25a2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:45:04,079 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:45:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-04 20:45:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-04 20:45:04,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:04,098 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:45:04,098 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:04,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:04,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1362922422, now seen corresponding path program 1 times [2024-11-04 20:45:04,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:04,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1134481633] [2024-11-04 20:45:04,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:04,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:04,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:04,119 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 20:45:04,124 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 20:45:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:11,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 2398 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:45:11,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:12,257 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:14,856 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:14,857 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:14,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1134481633] [2024-11-04 20:45:14,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1134481633] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:45:14,858 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:45:14,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 20:45:14,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818492080] [2024-11-04 20:45:14,861 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:14,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 20:45:14,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:14,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 20:45:14,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:45:14,902 INFO L87 Difference]: Start difference. First operand has 169 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:16,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:16,021 INFO L93 Difference]: Finished difference Result 330 states and 434 transitions. [2024-11-04 20:45:16,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 20:45:16,025 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 75 [2024-11-04 20:45:16,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:16,039 INFO L225 Difference]: With dead ends: 330 [2024-11-04 20:45:16,039 INFO L226 Difference]: Without dead ends: 163 [2024-11-04 20:45:16,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:45:16,053 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 3 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-04 20:45:16,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 805 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-04 20:45:16,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-04 20:45:16,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2024-11-04 20:45:16,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 104 states have (on average 1.1826923076923077) internal successors, (123), 105 states have internal predecessors, (123), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-04 20:45:16,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 200 transitions. [2024-11-04 20:45:16,125 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 200 transitions. Word has length 75 [2024-11-04 20:45:16,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:16,127 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 200 transitions. [2024-11-04 20:45:16,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:16,128 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 200 transitions. [2024-11-04 20:45:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-04 20:45:16,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:16,132 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:45:16,146 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 20:45:16,333 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 20:45:16,333 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:16,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:16,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1384343226, now seen corresponding path program 1 times [2024-11-04 20:45:16,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:16,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432648018] [2024-11-04 20:45:16,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:16,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:16,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:16,336 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 20:45:16,338 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 20:45:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:23,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-04 20:45:23,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:23,732 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:25,625 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:25,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432648018] [2024-11-04 20:45:25,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1432648018] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:45:25,626 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:45:25,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2024-11-04 20:45:25,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945922334] [2024-11-04 20:45:25,626 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:25,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-04 20:45:25,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:25,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-04 20:45:25,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-04 20:45:25,630 INFO L87 Difference]: Start difference. First operand 163 states and 200 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:29,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 20:45:33,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 20:45:38,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 20:45:42,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 20:45:42,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:42,387 INFO L93 Difference]: Finished difference Result 293 states and 355 transitions. [2024-11-04 20:45:42,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 20:45:42,458 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 76 [2024-11-04 20:45:42,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:42,462 INFO L225 Difference]: With dead ends: 293 [2024-11-04 20:45:42,462 INFO L226 Difference]: Without dead ends: 165 [2024-11-04 20:45:42,463 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-04 20:45:42,464 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-04 20:45:42,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 583 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 16.7s Time] [2024-11-04 20:45:42,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-04 20:45:42,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2024-11-04 20:45:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 106 states have (on average 1.179245283018868) internal successors, (125), 107 states have internal predecessors, (125), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-04 20:45:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 202 transitions. [2024-11-04 20:45:42,489 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 202 transitions. Word has length 76 [2024-11-04 20:45:42,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:42,490 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 202 transitions. [2024-11-04 20:45:42,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 202 transitions. [2024-11-04 20:45:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-04 20:45:42,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:42,492 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:45:42,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 20:45:42,693 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 20:45:42,693 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:42,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:42,694 INFO L85 PathProgramCache]: Analyzing trace with hash -436389629, now seen corresponding path program 1 times [2024-11-04 20:45:42,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:42,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1731914863] [2024-11-04 20:45:42,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:42,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:42,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:42,698 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 20:45:42,701 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 20:45:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:49,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 2491 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-04 20:45:49,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:45:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:49,676 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:45:51,821 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:51,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1731914863] [2024-11-04 20:45:51,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1731914863] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:45:51,822 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:45:51,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2024-11-04 20:45:51,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845217727] [2024-11-04 20:45:51,822 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:51,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-04 20:45:51,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:51,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-04 20:45:51,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-04 20:45:51,824 INFO L87 Difference]: Start difference. First operand 165 states and 202 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:52,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:45:52,133 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2024-11-04 20:45:52,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 20:45:52,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 78 [2024-11-04 20:45:52,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:45:52,141 INFO L225 Difference]: With dead ends: 210 [2024-11-04 20:45:52,141 INFO L226 Difference]: Without dead ends: 168 [2024-11-04 20:45:52,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-04 20:45:52,146 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-04 20:45:52,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 583 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-04 20:45:52,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-04 20:45:52,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2024-11-04 20:45:52,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 108 states have (on average 1.1759259259259258) internal successors, (127), 109 states have internal predecessors, (127), 39 states have call successors, (39), 19 states have call predecessors, (39), 20 states have return successors, (39), 39 states have call predecessors, (39), 38 states have call successors, (39) [2024-11-04 20:45:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 205 transitions. [2024-11-04 20:45:52,162 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 205 transitions. Word has length 78 [2024-11-04 20:45:52,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:45:52,162 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 205 transitions. [2024-11-04 20:45:52,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-04 20:45:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-11-04 20:45:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-04 20:45:52,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:45:52,164 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:45:52,189 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 20:45:52,365 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 20:45:52,366 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:45:52,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:45:52,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1477329113, now seen corresponding path program 1 times [2024-11-04 20:45:52,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:45:52,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [101089139] [2024-11-04 20:45:52,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:45:52,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:45:52,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:45:52,370 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 20:45:52,371 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 20:45:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:45:58,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 2378 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-04 20:45:58,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:46:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:46:00,188 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:46:04,347 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 20:46:04,348 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:46:04,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [101089139] [2024-11-04 20:46:04,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [101089139] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:46:04,348 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:46:04,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 4] imperfect sequences [] total 9 [2024-11-04 20:46:04,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335668372] [2024-11-04 20:46:04,349 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:46:04,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-04 20:46:04,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:46:04,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-04 20:46:04,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-04 20:46:04,351 INFO L87 Difference]: Start difference. First operand 168 states and 205 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-04 20:46:05,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:46:05,948 INFO L93 Difference]: Finished difference Result 210 states and 250 transitions. [2024-11-04 20:46:05,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 20:46:05,949 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 82 [2024-11-04 20:46:05,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:46:05,952 INFO L225 Difference]: With dead ends: 210 [2024-11-04 20:46:05,952 INFO L226 Difference]: Without dead ends: 168 [2024-11-04 20:46:05,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-04 20:46:05,954 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 1345 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1540 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-04 20:46:05,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1540 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-04 20:46:05,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-04 20:46:05,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 165. [2024-11-04 20:46:05,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 107 states have internal predecessors, (123), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-04 20:46:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 200 transitions. [2024-11-04 20:46:05,968 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 200 transitions. Word has length 82 [2024-11-04 20:46:05,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:46:05,968 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 200 transitions. [2024-11-04 20:46:05,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-04 20:46:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 200 transitions. [2024-11-04 20:46:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-04 20:46:05,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:46:05,971 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:46:06,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-04 20:46:06,171 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 20:46:06,172 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:46:06,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:46:06,173 INFO L85 PathProgramCache]: Analyzing trace with hash 71735076, now seen corresponding path program 1 times [2024-11-04 20:46:06,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:46:06,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2050489971] [2024-11-04 20:46:06,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:46:06,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:46:06,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:46:06,174 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 20:46:06,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process