/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_done_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:02:31,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:02:31,164 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 15:02:31,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:02:31,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:02:31,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:02:31,190 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:02:31,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:02:31,190 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:02:31,190 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:02:31,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:02:31,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:02:31,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:02:31,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:02:31,195 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:02:31,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:02:31,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:02:31,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:02:31,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:02:31,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:02:31,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:02:31,198 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:02:31,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:02:31,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:02:31,200 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:02:31,200 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:02:31,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:31,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:02:31,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:02:31,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:02:31,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:02:31,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:31,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:02:31,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:02:31,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:02:31,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:02:31,396 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:02:31,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness_negated.i [2024-11-04 15:02:32,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:02:33,040 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:02:33,041 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness_negated.i [2024-11-04 15:02:33,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c97effe9/ae0b22aa59d2490ea050f320f0f78eb9/FLAGae4e60091 [2024-11-04 15:02:33,233 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c97effe9/ae0b22aa59d2490ea050f320f0f78eb9 [2024-11-04 15:02:33,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:02:33,237 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:02:33,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:33,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:02:33,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:02:33,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:33" (1/1) ... [2024-11-04 15:02:33,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5408a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:33, skipping insertion in model container [2024-11-04 15:02:33,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:33" (1/1) ... [2024-11-04 15:02:33,357 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:33,593 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_done_harness_negated.i[4492,4505] [2024-11-04 15:02:33,603 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_done_harness_negated.i[4552,4565] [2024-11-04 15:02:34,187 WARN 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 15:02:34,271 WARN 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 15:02:34,271 WARN 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 15:02:34,272 WARN 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 15:02:34,278 WARN 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 15:02:34,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,281 WARN 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 15:02:34,281 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,284 WARN 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 15:02:34,284 WARN 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 15:02:34,285 WARN 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 15:02:34,285 WARN 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 15:02:34,292 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,292 WARN 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 15:02:34,292 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,293 WARN 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 15:02:34,298 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,298 WARN 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 15:02:34,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,299 WARN 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 15:02:34,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,303 WARN 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 15:02:34,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,305 WARN 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 15:02:34,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,604 WARN 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 15:02:34,605 WARN 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 15:02:34,605 WARN 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 15:02:34,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:34,706 WARN 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 15:02:34,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:34,840 WARN 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 15:02:34,846 WARN 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 15:02:34,859 WARN 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 15:02:34,865 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:34,874 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:34,893 WARN 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 15:02:34,899 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:34,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,961 WARN 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 15:02:34,961 WARN 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 15:02:34,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:34,967 WARN 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 15:02:34,979 WARN 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 15:02:34,981 WARN 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 15:02:35,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:35,040 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:02:35,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:35,072 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_done_harness_negated.i[4492,4505] [2024-11-04 15:02:35,072 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_done_harness_negated.i[4552,4565] [2024-11-04 15:02:35,093 WARN 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 15:02:35,103 WARN 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 15:02:35,103 WARN 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 15:02:35,103 WARN 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 15:02:35,109 WARN 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 15:02:35,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,111 WARN 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 15:02:35,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,112 WARN 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 15:02:35,112 WARN 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 15:02:35,113 WARN 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 15:02:35,113 WARN 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 15:02:35,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,120 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:35,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,121 WARN 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 15:02:35,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,122 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 15:02:35,122 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,122 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 15:02:35,123 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,124 WARN 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 15:02:35,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,125 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:35,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,163 WARN 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 15:02:35,163 WARN 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 15:02:35,163 WARN 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 15:02:35,164 WARN 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 15:02:35,192 WARN 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 15:02:35,233 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 15:02:35,268 WARN 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 15:02:35,273 WARN 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 15:02:35,281 WARN 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 15:02:35,284 WARN 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 15:02:35,287 WARN 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 15:02:35,293 WARN 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 15:02:35,295 WARN 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 15:02:35,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,314 WARN 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 15:02:35,315 WARN 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 15:02:35,315 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,319 WARN 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 15:02:35,325 WARN 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 15:02:35,328 WARN 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 15:02:35,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:35,351 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:02:35,365 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_done_harness_negated.i[4492,4505] [2024-11-04 15:02:35,365 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_done_harness_negated.i[4552,4565] [2024-11-04 15:02:35,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-04 15:02:35,482 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,483 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,490 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,490 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,497 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,497 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:35,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:35,684 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 15:02:35,691 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:02:35,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35 WrapperNode [2024-11-04 15:02:35,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:35,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:35,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:02:35,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:02:35,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,813 INFO L138 Inliner]: procedures = 784, calls = 2449, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 638 [2024-11-04 15:02:35,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:35,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:02:35,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:02:35,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:02:35,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,834 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,903 INFO L175 MemorySlicer]: Split 318 memory accesses to 9 slices as follows [238, 2, 19, 2, 7, 6, 3, 36, 5]. 75 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 0, 0, 0, 0, 0, 9, 5]. The 239 writes are split as follows [232, 0, 1, 1, 1, 2, 1, 1, 0]. [2024-11-04 15:02:35,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,957 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:35,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:36,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:02:36,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:02:36,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:02:36,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:02:36,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (1/1) ... [2024-11-04 15:02:36,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:36,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:36,091 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 15:02:36,093 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 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_done [2024-11-04 15:02:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_done [2024-11-04 15:02:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 15:02:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:02:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 15:02:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:02:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:02:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:02:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:02:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 15:02:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 15:02:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 15:02:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 15:02:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:02:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 15:02:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 15:02:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-04 15:02:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 15:02:36,119 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 15:02:36,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:02:36,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-04 15:02:36,120 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:02:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 15:02:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:02:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:02:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 15:02:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 15:02:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 15:02:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 15:02:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 15:02:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 15:02:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 15:02:36,441 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:02:36,443 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:02:45,007 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-04 15:02:45,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:02:45,023 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:02:45,024 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 15:02:45,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:45 BoogieIcfgContainer [2024-11-04 15:02:45,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:02:45,026 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:02:45,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:02:45,029 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:02:45,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:02:33" (1/3) ... [2024-11-04 15:02:45,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1949728d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:45, skipping insertion in model container [2024-11-04 15:02:45,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:35" (2/3) ... [2024-11-04 15:02:45,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1949728d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:45, skipping insertion in model container [2024-11-04 15:02:45,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:45" (3/3) ... [2024-11-04 15:02:45,032 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_done_harness_negated.i [2024-11-04 15:02:45,044 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:02:45,044 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:02:45,089 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:02:45,093 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;@b8184ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:02:45,093 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:02:45,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-04 15:02:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-04 15:02:45,105 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:45,110 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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 15:02:45,110 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:45,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:45,114 INFO L85 PathProgramCache]: Analyzing trace with hash -2088373677, now seen corresponding path program 1 times [2024-11-04 15:02:45,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:45,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568948255] [2024-11-04 15:02:45,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:45,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:45,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:45,123 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 15:02:45,125 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 15:02:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:02:51,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:02:51,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:02:51,699 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-04 15:02:51,699 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:02:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-04 15:02:56,629 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:02:56,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568948255] [2024-11-04 15:02:56,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1568948255] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:02:56,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:02:56,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:02:56,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469894078] [2024-11-04 15:02:56,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:02:56,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:02:56,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:02:56,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:02:56,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:02:56,650 INFO L87 Difference]: Start difference. First operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-04 15:02:56,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:02:56,689 INFO L93 Difference]: Finished difference Result 298 states and 410 transitions. [2024-11-04 15:02:56,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:02:56,691 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 136 [2024-11-04 15:02:56,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:02:56,700 INFO L225 Difference]: With dead ends: 298 [2024-11-04 15:02:56,701 INFO L226 Difference]: Without dead ends: 147 [2024-11-04 15:02:56,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 270 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 15:02:56,708 INFO L432 NwaCegarLoop]: 197 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, 197 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 15:02:56,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:02:56,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-04 15:02:56,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-11-04 15:02:56,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 92 states have internal predecessors, (112), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-04 15:02:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 191 transitions. [2024-11-04 15:02:56,757 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 191 transitions. Word has length 136 [2024-11-04 15:02:56,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:02:56,758 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 191 transitions. [2024-11-04 15:02:56,758 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-04 15:02:56,758 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2024-11-04 15:02:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-04 15:02:56,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:56,762 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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 15:02:56,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-04 15:02:56,963 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 15:02:56,964 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:56,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:56,965 INFO L85 PathProgramCache]: Analyzing trace with hash 115856599, now seen corresponding path program 1 times [2024-11-04 15:02:56,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:56,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432454826] [2024-11-04 15:02:56,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:56,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:56,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:56,968 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 15:02:56,970 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 15:03:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:03,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:03:03,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-04 15:03:04,525 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:11,018 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-04 15:03:11,019 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:11,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432454826] [2024-11-04 15:03:11,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1432454826] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:11,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:11,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 15:03:11,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418882674] [2024-11-04 15:03:11,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:11,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:03:11,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:11,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:03:11,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:03:11,022 INFO L87 Difference]: Start difference. First operand 147 states and 191 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, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:03:11,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:11,571 INFO L93 Difference]: Finished difference Result 286 states and 373 transitions. [2024-11-04 15:03:11,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:03:11,573 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, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) Word has length 136 [2024-11-04 15:03:11,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:11,576 INFO L225 Difference]: With dead ends: 286 [2024-11-04 15:03:11,577 INFO L226 Difference]: Without dead ends: 151 [2024-11-04 15:03:11,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:03:11,578 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 752 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 15:03:11,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 752 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 15:03:11,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-04 15:03:11,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-04 15:03:11,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 15 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-04 15:03:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 195 transitions. [2024-11-04 15:03:11,594 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 195 transitions. Word has length 136 [2024-11-04 15:03:11,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:11,595 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 195 transitions. [2024-11-04 15:03:11,595 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, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:03:11,595 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 195 transitions. [2024-11-04 15:03:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-04 15:03:11,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:11,598 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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 15:03:11,683 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 15:03:11,798 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 15:03:11,799 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:11,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:11,799 INFO L85 PathProgramCache]: Analyzing trace with hash 560516439, now seen corresponding path program 1 times [2024-11-04 15:03:11,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:11,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1872891629] [2024-11-04 15:03:11,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:11,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:11,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:11,802 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 15:03:11,803 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 15:03:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:17,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:03:17,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-04 15:03:19,037 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-04 15:03:27,291 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:27,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1872891629] [2024-11-04 15:03:27,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1872891629] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:03:27,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:03:27,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-04 15:03:27,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728078812] [2024-11-04 15:03:27,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:27,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:03:27,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:27,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:03:27,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 15:03:27,293 INFO L87 Difference]: Start difference. First operand 151 states and 195 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-04 15:03:31,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:31,144 INFO L93 Difference]: Finished difference Result 279 states and 362 transitions. [2024-11-04 15:03:31,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:03:31,145 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 148 [2024-11-04 15:03:31,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:31,148 INFO L225 Difference]: With dead ends: 279 [2024-11-04 15:03:31,148 INFO L226 Difference]: Without dead ends: 157 [2024-11-04 15:03:31,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 290 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 15:03:31,149 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 32 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:31,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 651 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-04 15:03:31,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-04 15:03:31,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 153. [2024-11-04 15:03:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 97 states have internal predecessors, (116), 40 states have call successors, (40), 15 states have call predecessors, (40), 17 states have return successors, (42), 40 states have call predecessors, (42), 39 states have call successors, (42) [2024-11-04 15:03:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 198 transitions. [2024-11-04 15:03:31,160 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 198 transitions. Word has length 148 [2024-11-04 15:03:31,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:31,160 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 198 transitions. [2024-11-04 15:03:31,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-04 15:03:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 198 transitions. [2024-11-04 15:03:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-04 15:03:31,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:31,162 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1] [2024-11-04 15:03:31,225 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 15:03:31,362 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 15:03:31,363 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:31,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:31,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1076682399, now seen corresponding path program 1 times [2024-11-04 15:03:31,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:31,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [459033529] [2024-11-04 15:03:31,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:31,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:31,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:31,365 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 15:03:31,366 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 15:03:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:37,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 2595 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 15:03:37,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-04 15:03:41,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-04 15:03:50,844 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:50,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [459033529] [2024-11-04 15:03:50,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [459033529] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:03:50,844 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:03:50,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 8 [2024-11-04 15:03:50,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531939417] [2024-11-04 15:03:50,844 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:50,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-04 15:03:50,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:50,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-04 15:03:50,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-04 15:03:50,846 INFO L87 Difference]: Start difference. First operand 153 states and 198 transitions. Second operand has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 15:03:57,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:57,487 INFO L93 Difference]: Finished difference Result 230 states and 301 transitions. [2024-11-04 15:03:57,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 15:03:57,488 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 149 [2024-11-04 15:03:57,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:57,490 INFO L225 Difference]: With dead ends: 230 [2024-11-04 15:03:57,490 INFO L226 Difference]: Without dead ends: 155 [2024-11-04 15:03:57,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-04 15:03:57,491 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 66 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:57,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 940 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-04 15:03:57,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-04 15:03:57,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 151. [2024-11-04 15:03:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.2127659574468086) internal successors, (114), 95 states have internal predecessors, (114), 40 states have call successors, (40), 15 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-04 15:03:57,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 194 transitions. [2024-11-04 15:03:57,500 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 194 transitions. Word has length 149 [2024-11-04 15:03:57,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:57,501 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 194 transitions. [2024-11-04 15:03:57,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 15:03:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 194 transitions. [2024-11-04 15:03:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-04 15:03:57,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:57,503 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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 15:03:57,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-04 15:03:57,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:57,704 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:57,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:57,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1762245077, now seen corresponding path program 1 times [2024-11-04 15:03:57,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:57,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1315522839] [2024-11-04 15:03:57,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:57,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:57,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:57,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:57,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-04 15:04:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:03,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 2598 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-04 15:04:03,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:07,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-04 15:04:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-04 15:04:13,976 INFO L311 TraceCheckSpWp]: Computing backward predicates...