/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_callback_string_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:01:52,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:01:52,238 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 15:01:52,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:01:52,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:01:52,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:01:52,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:01:52,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:01:52,260 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:01:52,260 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:01:52,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:01:52,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:01:52,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:01:52,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:01:52,261 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:01:52,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:01:52,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:01:52,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:01:52,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:01:52,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:01:52,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:01:52,263 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:01:52,263 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:01:52,264 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:01:52,264 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:01:52,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:01:52,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:01:52,265 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:01:52,265 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:01:52,265 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:01:52,265 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:01:52,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:01:52,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:01:52,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:01:52,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:01:52,267 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:01:52,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:01:52,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:01:52,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:01:52,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:01:52,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:01:52,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:01:52,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:01:52,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:01:52,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:01:52,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:01:52,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:01:52,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-04 15:01:53,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:01:54,204 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:01:54,205 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-04 15:01:54,239 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12fb4591/8bf34332ff824063b13fe7f0391bc9d5/FLAG951cd99a9 [2024-11-04 15:01:54,249 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12fb4591/8bf34332ff824063b13fe7f0391bc9d5 [2024-11-04 15:01:54,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:01:54,251 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:01:54,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:01:54,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:01:54,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:01:54,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:01:54" (1/1) ... [2024-11-04 15:01:54,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be55b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:54, skipping insertion in model container [2024-11-04 15:01:54,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:01:54" (1/1) ... [2024-11-04 15:01:54,379 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:01:54,636 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_callback_string_eq_harness.i[4501,4514] [2024-11-04 15:01:54,646 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_callback_string_eq_harness.i[4561,4574] [2024-11-04 15:01:55,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,234 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,235 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,235 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,248 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,251 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,251 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,251 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,254 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 15:01:55,255 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,265 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,265 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,547 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,547 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,648 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,704 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,821 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,828 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,850 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,858 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,868 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,872 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,921 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,930 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:55,944 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:55,958 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 15:01:55,961 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 15:01:55,969 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 15:01:55,972 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 15:01:55,972 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 15:01:55,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:01:56,040 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:01:56,077 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:01:56,081 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_callback_string_eq_harness.i[4501,4514] [2024-11-04 15:01:56,082 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_callback_string_eq_harness.i[4561,4574] [2024-11-04 15:01:56,102 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,119 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,120 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 15:01:56,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,124 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 15:01:56,125 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 15:01:56,125 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 15:01:56,125 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 15:01:56,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,128 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,129 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,129 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,130 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,130 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,156 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,157 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,157 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,157 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,187 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 15:01:56,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,209 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,243 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,252 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,255 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,265 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,276 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,276 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,279 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,280 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,281 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,281 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,283 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,284 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 15:01:56,290 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,296 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,300 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,301 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:01:56,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:01:56,327 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:01:56,341 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_callback_string_eq_harness.i[4501,4514] [2024-11-04 15:01:56,341 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_callback_string_eq_harness.i[4561,4574] [2024-11-04 15:01:56,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,380 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2024-11-04 15:01:56,478 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,478 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,523 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,523 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,525 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,525 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:01:56,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:01:56,721 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:01:56,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56 WrapperNode [2024-11-04 15:01:56,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:01:56,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:01:56,723 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:01:56,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:01:56,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,860 INFO L138 Inliner]: procedures = 778, calls = 3256, calls flagged for inlining = 79, calls inlined = 7, statements flattened = 404 [2024-11-04 15:01:56,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:01:56,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:01:56,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:01:56,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:01:56,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,882 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,911 INFO L175 MemorySlicer]: Split 277 memory accesses to 4 slices as follows [2, 257, 5, 13]. 93 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 5, 0]. The 260 writes are split as follows [0, 257, 0, 3]. [2024-11-04 15:01:56,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:01:56,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:01:56,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:01:56,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:01:56,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (1/1) ... [2024-11-04 15:01:56,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:01:57,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:01:57,046 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 15:01:57,053 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 15:01:57,072 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-04 15:01:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:01:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 15:01:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:01:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:01:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:01:57,073 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:01:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-04 15:01:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:01:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 15:01:57,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:01:57,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:01:57,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:01:57,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 15:01:57,077 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 15:01:57,077 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2024-11-04 15:01:57,077 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2024-11-04 15:01:57,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:01:57,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:02:05,712 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !true; [2024-11-04 15:02:05,956 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-04 15:02:05,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:02:05,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:02:05,979 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 15:02:05,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:05 BoogieIcfgContainer [2024-11-04 15:02:05,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:02:05,981 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:02:05,981 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:02:05,983 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:02:05,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:01:54" (1/3) ... [2024-11-04 15:02:05,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8d429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:05, skipping insertion in model container [2024-11-04 15:02:05,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:01:56" (2/3) ... [2024-11-04 15:02:05,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8d429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:05, skipping insertion in model container [2024-11-04 15:02:05,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:05" (3/3) ... [2024-11-04 15:02:05,985 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness.i [2024-11-04 15:02:05,995 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:02:05,996 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:02:06,047 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:02:06,052 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;@523b1010, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:02:06,053 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:02:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-04 15:02:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 15:02:06,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:06,066 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-04 15:02:06,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:06,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:06,070 INFO L85 PathProgramCache]: Analyzing trace with hash 436511225, now seen corresponding path program 1 times [2024-11-04 15:02:06,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:06,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [519856854] [2024-11-04 15:02:06,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:06,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:06,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:06,080 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 15:02:06,082 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 15:02:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:02:53,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 2060 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:02:53,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:02:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-04 15:02:53,451 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:02:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-04 15:02:56,353 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:02:56,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [519856854] [2024-11-04 15:02:56,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [519856854] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:02:56,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:02:56,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:02:56,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471664330] [2024-11-04 15:02:56,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:02:56,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:02:56,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:02:56,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:02:56,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:02:56,379 INFO L87 Difference]: Start difference. First operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-04 15:02:56,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:02:56,412 INFO L93 Difference]: Finished difference Result 217 states and 299 transitions. [2024-11-04 15:02:56,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:02:56,414 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2024-11-04 15:02:56,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:02:56,422 INFO L225 Difference]: With dead ends: 217 [2024-11-04 15:02:56,423 INFO L226 Difference]: Without dead ends: 104 [2024-11-04 15:02:56,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 15:02:56,430 INFO L432 NwaCegarLoop]: 140 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, 140 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 15:02:56,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:02:56,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-04 15:02:56,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-04 15:02:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-04 15:02:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2024-11-04 15:02:56,476 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 93 [2024-11-04 15:02:56,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:02:56,477 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2024-11-04 15:02:56,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-04 15:02:56,477 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2024-11-04 15:02:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-04 15:02:56,481 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:56,482 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-04 15:02:56,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 15:02:56,682 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 15:02:56,682 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:56,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:56,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1648273971, now seen corresponding path program 1 times [2024-11-04 15:02:56,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:56,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [364091463] [2024-11-04 15:02:56,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:56,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:56,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:56,685 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 15:02:56,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process