/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:41:35,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:41:35,347 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:41:35,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:41:35,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:41:35,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:41:35,380 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:41:35,380 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:41:35,381 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:41:35,381 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:41:35,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:41:35,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:41:35,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:41:35,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:41:35,383 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:41:35,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:41:35,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:41:35,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:41:35,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:41:35,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:41:35,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:41:35,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:41:35,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:41:35,386 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:41:35,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:41:35,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:41:35,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:41:35,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:41:35,388 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:41:35,388 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:41:35,389 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:41:35,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:41:35,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:41:35,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:41:35,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:41:35,390 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:41:35,390 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:41:35,391 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:41:35,391 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:41:35,391 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:41:35,391 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:41:35,392 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:41:35,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:41:35,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:41:35,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:41:35,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:41:35,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:41:35,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i [2024-11-04 20:41:36,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:41:37,444 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:41:37,444 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i [2024-11-04 20:41:37,490 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1cd33c9c/f3dcd04e3a364e0983d6c779f8548cea/FLAGfb0b8aae6 [2024-11-04 20:41:37,567 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1cd33c9c/f3dcd04e3a364e0983d6c779f8548cea [2024-11-04 20:41:37,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:41:37,572 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:41:37,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:41:37,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:41:37,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:41:37,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:41:37" (1/1) ... [2024-11-04 20:41:37,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4bdc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:37, skipping insertion in model container [2024-11-04 20:41:37,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:41:37" (1/1) ... [2024-11-04 20:41:37,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:41:38,009 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_delete_harness.i[4494,4507] [2024-11-04 20:41:38,021 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_delete_harness.i[4554,4567] [2024-11-04 20:41:38,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,969 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,972 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,981 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 20:41:38,988 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,988 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,989 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,989 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,990 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,991 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,991 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,991 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,993 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,994 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,994 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,994 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:38,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:38,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,362 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,363 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,364 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,364 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,498 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,675 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,684 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,760 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,768 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,850 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,851 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,864 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,865 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 20:41:39,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,873 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:39,875 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,905 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,908 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:39,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:41:39,976 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:41:40,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:41:40,025 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_delete_harness.i[4494,4507] [2024-11-04 20:41:40,029 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_delete_harness.i[4554,4567] [2024-11-04 20:41:40,058 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,070 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,079 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,093 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 20:41:40,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,094 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,094 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,095 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,096 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,096 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,096 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,096 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,148 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,148 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,149 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,235 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,241 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,250 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,254 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,259 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,268 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 20:41:40,273 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 20:41:40,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,283 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,290 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,291 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,293 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,293 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,302 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,303 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 20:41:40,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,317 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:41:40,319 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 20:41:40,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:41:40,364 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:41:40,380 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_delete_harness.i[4494,4507] [2024-11-04 20:41:40,381 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_delete_harness.i[4554,4567] [2024-11-04 20:41:40,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,423 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,423 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 20:41:40,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,656 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,658 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,658 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,659 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:41:40,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:41:40,953 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:41:40,966 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:41:40,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40 WrapperNode [2024-11-04 20:41:40,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:41:40,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:41:40,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:41:40,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:41:40,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,193 INFO L138 Inliner]: procedures = 784, calls = 2455, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 731 [2024-11-04 20:41:41,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:41:41,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:41:41,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:41:41,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:41:41,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,224 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,340 INFO L175 MemorySlicer]: Split 348 memory accesses to 9 slices as follows [238, 2, 45, 40, 1, 13, 2, 5, 2]. 68 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 0, 9, 0, 0, 0, 5, 0]. The 246 writes are split as follows [232, 0, 6, 4, 1, 1, 1, 0, 1]. [2024-11-04 20:41:41,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:41:41,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:41:41,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:41:41,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:41:41,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (1/1) ... [2024-11-04 20:41:41,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:41:41,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:41:41,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 20:41:41,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 20:41:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:41:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:41:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:41:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:41:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:41:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:41:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:41:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:41:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:41:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 20:41:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:41:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:41:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:41:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:41:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:41:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:41:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:41:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 20:41:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-04 20:41:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-04 20:41:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-04 20:41:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-04 20:41:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-04 20:41:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:41:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:41:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:41:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:41:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:41:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:41:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:41:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:41:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:41:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:41:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 20:41:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:41:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 20:41:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 20:41:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:41:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-04 20:41:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:41:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 20:41:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:41:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:41:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:41:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:41:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 20:41:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:41:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:41:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:41:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:41:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-04 20:41:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-04 20:41:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2024-11-04 20:41:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2024-11-04 20:41:41,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:41:41,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:41:42,436 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-04 20:41:42,437 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-04 20:41:49,856 INFO L? ?]: Removed 210 outVars from TransFormulas that were not future-live. [2024-11-04 20:41:49,856 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:41:49,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:41:49,872 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-04 20:41:49,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:41:49 BoogieIcfgContainer [2024-11-04 20:41:49,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:41:49,875 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:41:49,875 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:41:49,878 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:41:49,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:41:37" (1/3) ... [2024-11-04 20:41:49,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28115e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:41:49, skipping insertion in model container [2024-11-04 20:41:49,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:41:40" (2/3) ... [2024-11-04 20:41:49,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28115e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:41:49, skipping insertion in model container [2024-11-04 20:41:49,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:41:49" (3/3) ... [2024-11-04 20:41:49,880 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2024-11-04 20:41:49,894 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:41:49,894 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:41:49,965 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:41:49,972 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;@52837323, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:41:49,972 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:41:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-04 20:41:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-04 20:41:49,998 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:41:49,999 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:41:50,000 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:41:50,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:41:50,007 INFO L85 PathProgramCache]: Analyzing trace with hash 361268473, now seen corresponding path program 1 times [2024-11-04 20:41:50,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:41:50,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086236139] [2024-11-04 20:41:50,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:41:50,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:41:50,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:41:50,021 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:41:50,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:41:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:41:57,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 2731 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:41:57,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:41:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-11-04 20:41:57,418 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:42:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-11-04 20:42:03,632 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:42:03,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086236139] [2024-11-04 20:42:03,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1086236139] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:42:03,632 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:42:03,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:42:03,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201344263] [2024-11-04 20:42:03,637 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:42:03,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:42:03,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:42:03,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:42:03,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:42:03,676 INFO L87 Difference]: Start difference. First operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-04 20:42:03,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:42:03,732 INFO L93 Difference]: Finished difference Result 409 states and 577 transitions. [2024-11-04 20:42:03,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:42:03,734 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2024-11-04 20:42:03,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:42:03,743 INFO L225 Difference]: With dead ends: 409 [2024-11-04 20:42:03,743 INFO L226 Difference]: Without dead ends: 202 [2024-11-04 20:42:03,747 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:42:03,750 INFO L432 NwaCegarLoop]: 270 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, 270 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 20:42:03,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 20:42:03,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-04 20:42:03,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2024-11-04 20:42:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 128 states have (on average 1.234375) internal successors, (158), 129 states have internal predecessors, (158), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-04 20:42:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 265 transitions. [2024-11-04 20:42:03,814 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 265 transitions. Word has length 199 [2024-11-04 20:42:03,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:42:03,816 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 265 transitions. [2024-11-04 20:42:03,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-04 20:42:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 265 transitions. [2024-11-04 20:42:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-04 20:42:03,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:42:03,820 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:42:03,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-04 20:42:04,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:04,021 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:42:04,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:42:04,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1086890061, now seen corresponding path program 1 times [2024-11-04 20:42:04,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:42:04,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [411739645] [2024-11-04 20:42:04,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:42:04,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:04,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:42:04,028 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:42:04,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:42:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:42:10,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 2731 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:42:10,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:42:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2024-11-04 20:42:11,494 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:42:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2024-11-04 20:42:18,564 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:42:18,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [411739645] [2024-11-04 20:42:18,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [411739645] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:42:18,565 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:42:18,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-04 20:42:18,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285071591] [2024-11-04 20:42:18,565 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:42:18,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:42:18,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:42:18,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:42:18,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:42:18,568 INFO L87 Difference]: Start difference. First operand 202 states and 265 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-04 20:42:19,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:42:19,079 INFO L93 Difference]: Finished difference Result 368 states and 486 transitions. [2024-11-04 20:42:19,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:42:19,080 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) Word has length 199 [2024-11-04 20:42:19,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:42:19,083 INFO L225 Difference]: With dead ends: 368 [2024-11-04 20:42:19,083 INFO L226 Difference]: Without dead ends: 206 [2024-11-04 20:42:19,085 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:42:19,086 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 0 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1048 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 20:42:19,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1048 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 20:42:19,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-04 20:42:19,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2024-11-04 20:42:19,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2024-11-04 20:42:19,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 269 transitions. [2024-11-04 20:42:19,111 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 269 transitions. Word has length 199 [2024-11-04 20:42:19,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:42:19,111 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 269 transitions. [2024-11-04 20:42:19,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-04 20:42:19,112 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 269 transitions. [2024-11-04 20:42:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-04 20:42:19,115 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:42:19,115 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:42:19,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-04 20:42:19,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:19,316 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:42:19,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:42:19,317 INFO L85 PathProgramCache]: Analyzing trace with hash -949939063, now seen corresponding path program 1 times [2024-11-04 20:42:19,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:42:19,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202097348] [2024-11-04 20:42:19,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:42:19,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:19,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:42:19,320 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:42:19,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 20:42:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:42:28,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 2711 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-04 20:42:28,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:42:33,315 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 20:42:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-04 20:42:39,600 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:42:50,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-04 20:42:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2024-11-04 20:42:59,198 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:42:59,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202097348] [2024-11-04 20:42:59,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1202097348] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:42:59,198 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:42:59,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 18 [2024-11-04 20:42:59,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528064161] [2024-11-04 20:42:59,198 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:42:59,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-04 20:42:59,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:42:59,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-04 20:42:59,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-04 20:42:59,201 INFO L87 Difference]: Start difference. First operand 206 states and 269 transitions. Second operand has 18 states, 18 states have (on average 5.5) internal successors, (99), 15 states have internal predecessors, (99), 6 states have call successors, (65), 3 states have call predecessors, (65), 5 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62)