/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:02:45,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:02:45,100 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 15:02:45,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:02:45,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:02:45,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:02:45,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:02:45,130 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:02:45,131 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:02:45,131 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:02:45,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:02:45,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:02:45,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:02:45,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:02:45,133 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:02:45,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:02:45,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:02:45,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:02:45,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:02:45,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:02:45,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:02:45,136 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:02:45,136 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:02:45,136 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:02:45,137 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:02:45,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:02:45,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:02:45,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:02:45,138 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:02:45,138 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:02:45,138 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:02:45,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:45,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:02:45,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:02:45,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:02:45,142 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:02:45,143 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:02:45,143 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:02:45,143 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:02:45,143 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:02:45,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:02:45,144 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:45,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:02:45,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:02:45,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:02:45,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:02:45,411 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:02:45,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i [2024-11-04 15:02:46,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:02:47,381 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:02:47,382 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i [2024-11-04 15:02:47,426 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c05dfc5d/b53dc94571d246648dace3f50895d9e0/FLAG141617aef [2024-11-04 15:02:47,488 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c05dfc5d/b53dc94571d246648dace3f50895d9e0 [2024-11-04 15:02:47,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:02:47,492 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:02:47,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:47,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:02:47,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:02:47,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:47" (1/1) ... [2024-11-04 15:02:47,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acaae3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:47, skipping insertion in model container [2024-11-04 15:02:47,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:47" (1/1) ... [2024-11-04 15:02:47,615 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:47,991 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2024-11-04 15:02:48,005 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2024-11-04 15:02:49,108 WARN 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 15:02:49,214 WARN 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 15:02:49,215 WARN 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 15:02:49,215 WARN 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 15:02:49,226 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 15:02:49,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,233 WARN 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 15:02:49,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,237 WARN 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 15:02:49,238 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 15:02:49,240 WARN 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 15:02:49,240 WARN 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 15:02:49,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,250 WARN 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 15:02:49,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,250 WARN 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 15:02:49,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,252 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 15:02:49,253 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,253 WARN 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 15:02:49,255 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,255 WARN 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 15:02:49,256 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,256 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 15:02:49,256 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,257 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:49,703 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:49,704 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:49,705 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:49,705 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:49,913 WARN 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 15:02:50,406 WARN 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 15:02:50,421 WARN 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 15:02:50,442 WARN 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 15:02:50,469 WARN 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 15:02:50,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,492 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,507 WARN 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 15:02:50,517 WARN 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 15:02:50,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,604 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,631 WARN 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 15:02:50,635 WARN 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 15:02:50,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,647 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,647 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,652 WARN 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 15:02:50,674 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:50,775 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:02:50,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:50,878 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2024-11-04 15:02:50,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2024-11-04 15:02:50,917 WARN 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 15:02:50,927 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,928 WARN 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 15:02:50,928 WARN 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 15:02:50,931 WARN 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 15:02:50,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,933 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,936 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 15:02:50,936 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 15:02:50,937 WARN 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 15:02:50,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:50,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,943 WARN 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 15:02:50,943 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,944 WARN 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 15:02:50,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,944 WARN 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 15:02:50,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:50,983 WARN 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 15:02:50,984 WARN 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 15:02:50,984 WARN 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 15:02:50,985 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:51,028 WARN 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 15:02:51,122 WARN 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 15:02:51,131 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 15:02:51,140 WARN 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 15:02:51,153 WARN 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 15:02:51,160 WARN 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 15:02:51,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:51,175 WARN 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 15:02:51,181 WARN 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 15:02:51,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,213 WARN 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 15:02:51,214 WARN 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 15:02:51,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,219 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,222 WARN 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 15:02:51,233 WARN 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 15:02:51,235 WARN 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 15:02:51,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:51,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:02:51,298 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4492,4505] [2024-11-04 15:02:51,303 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness.i[4552,4565] [2024-11-04 15:02:51,348 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,350 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 15:02:51,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:51,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:51,769 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 15:02:51,784 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:02:51,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51 WrapperNode [2024-11-04 15:02:51,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:51,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:51,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:02:51,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:02:51,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:51,918 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,011 INFO L138 Inliner]: procedures = 784, calls = 2447, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 637 [2024-11-04 15:02:52,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:52,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:02:52,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:02:52,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:02:52,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,052 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,132 INFO L175 MemorySlicer]: Split 329 memory accesses to 9 slices as follows [238, 2, 43, 6, 8, 22, 2, 3, 5]. 72 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 9, 0, 0, 0, 0, 0, 5]. The 247 writes are split as follows [232, 0, 9, 2, 1, 1, 1, 1, 0]. [2024-11-04 15:02:52,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,331 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:02:52,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:02:52,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:02:52,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:02:52,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (1/1) ... [2024-11-04 15:02:52,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:52,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:52,372 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 15:02:52,379 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 15:02:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 15:02:52,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 15:02:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:02:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 15:02:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2024-11-04 15:02:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_next [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:02:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:02:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:02:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 15:02:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:02:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 15:02:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:02:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:02:52,418 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:02:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 15:02:52,419 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:02:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:02:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-04 15:02:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 15:02:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:02:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 15:02:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-04 15:02:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:02:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-04 15:02:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 15:02:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 15:02:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 15:02:52,426 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:02:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 15:02:52,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 15:02:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 15:02:52,427 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 15:02:52,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:02:52,915 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:03:03,540 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-04 15:03:03,540 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:03:03,562 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:03:03,562 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-04 15:03:03,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:03:03 BoogieIcfgContainer [2024-11-04 15:03:03,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:03:03,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:03:03,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:03:03,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:03:03,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:02:47" (1/3) ... [2024-11-04 15:03:03,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ad0776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:03:03, skipping insertion in model container [2024-11-04 15:03:03,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:51" (2/3) ... [2024-11-04 15:03:03,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ad0776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:03:03, skipping insertion in model container [2024-11-04 15:03:03,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:03:03" (3/3) ... [2024-11-04 15:03:03,573 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_next_harness.i [2024-11-04 15:03:03,592 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:03:03,593 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:03:03,668 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:03:03,675 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;@3bad4761, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:03:03,675 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:03:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-04 15:03:03,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-04 15:03:03,701 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:03,703 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:03,704 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:03,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:03,711 INFO L85 PathProgramCache]: Analyzing trace with hash -552952905, now seen corresponding path program 1 times [2024-11-04 15:03:03,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:03,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [765796117] [2024-11-04 15:03:03,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:03,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:03,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:03,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:03,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:03:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:12,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:03:12,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-04 15:03:12,152 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-04 15:03:17,267 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:17,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [765796117] [2024-11-04 15:03:17,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [765796117] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:17,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:17,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:03:17,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765811999] [2024-11-04 15:03:17,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:17,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:03:17,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:17,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:03:17,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:03:17,300 INFO L87 Difference]: Start difference. First operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:03:17,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:17,344 INFO L93 Difference]: Finished difference Result 318 states and 441 transitions. [2024-11-04 15:03:17,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:03:17,347 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 150 [2024-11-04 15:03:17,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:17,359 INFO L225 Difference]: With dead ends: 318 [2024-11-04 15:03:17,359 INFO L226 Difference]: Without dead ends: 157 [2024-11-04 15:03:17,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:03:17,376 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:17,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:03:17,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-04 15:03:17,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-04 15:03:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 97 states have (on average 1.2371134020618557) internal successors, (120), 98 states have internal predecessors, (120), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-04 15:03:17,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 205 transitions. [2024-11-04 15:03:17,453 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 205 transitions. Word has length 150 [2024-11-04 15:03:17,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:17,454 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 205 transitions. [2024-11-04 15:03:17,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:03:17,454 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2024-11-04 15:03:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-04 15:03:17,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:17,461 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:17,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 15:03:17,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:17,662 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:17,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:17,663 INFO L85 PathProgramCache]: Analyzing trace with hash 662250937, now seen corresponding path program 1 times [2024-11-04 15:03:17,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:17,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [881769389] [2024-11-04 15:03:17,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:17,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:17,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:17,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:17,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 15:03:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:25,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:03:25,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-04 15:03:26,275 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-11-04 15:03:32,509 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:32,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [881769389] [2024-11-04 15:03:32,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [881769389] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:32,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:32,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 15:03:32,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633402697] [2024-11-04 15:03:32,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:32,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:03:32,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:32,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:03:32,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:03:32,513 INFO L87 Difference]: Start difference. First operand 157 states and 205 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 15:03:33,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:33,020 INFO L93 Difference]: Finished difference Result 306 states and 401 transitions. [2024-11-04 15:03:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:03:33,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2024-11-04 15:03:33,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:33,024 INFO L225 Difference]: With dead ends: 306 [2024-11-04 15:03:33,024 INFO L226 Difference]: Without dead ends: 161 [2024-11-04 15:03:33,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:03:33,026 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:33,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 15:03:33,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-04 15:03:33,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-04 15:03:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.23) internal successors, (123), 101 states have internal predecessors, (123), 43 states have call successors, (43), 16 states have call predecessors, (43), 17 states have return successors, (43), 43 states have call predecessors, (43), 42 states have call successors, (43) [2024-11-04 15:03:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 209 transitions. [2024-11-04 15:03:33,048 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 209 transitions. Word has length 150 [2024-11-04 15:03:33,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:33,049 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 209 transitions. [2024-11-04 15:03:33,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-04 15:03:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 209 transitions. [2024-11-04 15:03:33,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-04 15:03:33,055 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:33,055 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:33,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-04 15:03:33,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:33,256 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:33,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:33,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1775582317, now seen corresponding path program 1 times [2024-11-04 15:03:33,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:33,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [920265149] [2024-11-04 15:03:33,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:33,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:33,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:33,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:33,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 15:03:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:39,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:03:39,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 15:03:41,105 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-04 15:03:49,017 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:49,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [920265149] [2024-11-04 15:03:49,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [920265149] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:49,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:49,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-04 15:03:49,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705934136] [2024-11-04 15:03:49,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:49,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:03:49,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:49,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:03:49,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 15:03:49,020 INFO L87 Difference]: Start difference. First operand 161 states and 209 transitions. Second operand has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-04 15:03:52,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:52,935 INFO L93 Difference]: Finished difference Result 302 states and 397 transitions. [2024-11-04 15:03:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:03:52,937 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 162 [2024-11-04 15:03:52,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:52,942 INFO L225 Difference]: With dead ends: 302 [2024-11-04 15:03:52,942 INFO L226 Difference]: Without dead ends: 167 [2024-11-04 15:03:52,943 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 15:03:52,944 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 34 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:52,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 702 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-04 15:03:52,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-04 15:03:52,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2024-11-04 15:03:52,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 103 states have internal predecessors, (124), 43 states have call successors, (43), 16 states have call predecessors, (43), 18 states have return successors, (46), 43 states have call predecessors, (46), 42 states have call successors, (46) [2024-11-04 15:03:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 213 transitions. [2024-11-04 15:03:52,962 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 213 transitions. Word has length 162 [2024-11-04 15:03:52,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:52,963 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 213 transitions. [2024-11-04 15:03:52,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-04 15:03:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2024-11-04 15:03:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-04 15:03:52,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:52,967 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:53,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-04 15:03:53,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:53,168 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:53,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:53,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1792013791, now seen corresponding path program 1 times [2024-11-04 15:03:53,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:53,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1282152541] [2024-11-04 15:03:53,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:53,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:53,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:53,171 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:53,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 15:03:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:59,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 15:03:59,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-04 15:04:02,851 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-04 15:04:11,656 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:11,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1282152541] [2024-11-04 15:04:11,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1282152541] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:04:11,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:04:11,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-04 15:04:11,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060871175] [2024-11-04 15:04:11,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:11,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-04 15:04:11,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:11,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-04 15:04:11,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-04 15:04:11,659 INFO L87 Difference]: Start difference. First operand 163 states and 213 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 15:04:18,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:18,117 INFO L93 Difference]: Finished difference Result 253 states and 337 transitions. [2024-11-04 15:04:18,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 15:04:18,119 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 163 [2024-11-04 15:04:18,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:18,121 INFO L225 Difference]: With dead ends: 253 [2024-11-04 15:04:18,121 INFO L226 Difference]: Without dead ends: 167 [2024-11-04 15:04:18,122 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-04 15:04:18,123 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 44 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 1032 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-04 15:04:18,123 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 1032 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-04 15:04:18,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-04 15:04:18,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2024-11-04 15:04:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 103 states have internal predecessors, (124), 43 states have call successors, (43), 16 states have call predecessors, (43), 18 states have return successors, (44), 43 states have call predecessors, (44), 42 states have call successors, (44) [2024-11-04 15:04:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 211 transitions. [2024-11-04 15:04:18,138 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 211 transitions. Word has length 163 [2024-11-04 15:04:18,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:18,139 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 211 transitions. [2024-11-04 15:04:18,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 4 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 15:04:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 211 transitions. [2024-11-04 15:04:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-04 15:04:18,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:18,142 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:04:18,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0