/root/.sdkman/candidates/java/11.0.12-open/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:23:50,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:23:50,496 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 16:23:50,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:23:50,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:23:50,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:23:50,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:23:50,535 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:23:50,536 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:23:50,536 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:23:50,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:23:50,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:23:50,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:23:50,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:23:50,540 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:23:50,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:23:50,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:23:50,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:23:50,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:23:50,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:23:50,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:23:50,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:23:50,546 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:23:50,546 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:23:50,546 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:23:50,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:23:50,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:23:50,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:23:50,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:23:50,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:23:50,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:23:50,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:23:50,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:23:50,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:23:50,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:23:50,548 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:23:50,549 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:23:50,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:23:50,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:23:50,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:23:50,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:23:50,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:23:50,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:23:50,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:23:50,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:23:50,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:23:50,856 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:23:50,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i [2024-11-15 16:23:52,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:23:52,837 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:23:52,837 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i [2024-11-15 16:23:52,886 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85527c9dc/0b829376d4a2484bb6b2b5bfe06114a7/FLAGb671c7a79 [2024-11-15 16:23:52,906 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85527c9dc/0b829376d4a2484bb6b2b5bfe06114a7 [2024-11-15 16:23:52,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:23:52,916 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:23:52,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:23:52,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:23:52,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:23:52,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:52" (1/1) ... [2024-11-15 16:23:52,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ecebd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:52, skipping insertion in model container [2024-11-15 16:23:52,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:52" (1/1) ... [2024-11-15 16:23:53,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:23:53,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4501,4514] [2024-11-15 16:23:53,429 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4561,4574] [2024-11-15 16:23:54,057 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,161 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,161 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,162 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,173 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,180 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,182 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,186 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,191 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,192 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,213 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,215 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,221 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,221 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,221 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:54,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,645 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,645 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:54,835 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,055 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,065 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,073 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,097 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,128 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,133 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,163 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,164 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,197 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,207 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,234 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,252 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,254 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:55,336 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:23:55,397 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:23:55,402 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4501,4514] [2024-11-15 16:23:55,403 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4561,4574] [2024-11-15 16:23:55,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,445 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,451 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,456 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,462 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,462 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,507 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,507 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,507 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,529 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,572 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,580 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,590 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,637 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,637 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,647 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,664 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:55,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:55,697 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:23:55,716 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4501,4514] [2024-11-15 16:23:55,716 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_bounded_harness_negated.i[4561,4574] [2024-11-15 16:23:55,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,750 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-15 16:23:55,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,889 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,907 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,907 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:55,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:23:56,202 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:23:56,214 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:23:56,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56 WrapperNode [2024-11-15 16:23:56,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:23:56,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:23:56,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:23:56,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:23:56,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,431 INFO L138 Inliner]: procedures = 784, calls = 2426, calls flagged for inlining = 68, calls inlined = 13, statements flattened = 795 [2024-11-15 16:23:56,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:23:56,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:23:56,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:23:56,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:23:56,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,581 INFO L175 MemorySlicer]: Split 313 memory accesses to 9 slices as follows [6, 238, 2, 5, 3, 26, 2, 26, 5]. 76 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [0, 6, 2, 0, 0, 0, 0, 0, 5]. The 259 writes are split as follows [2, 232, 0, 1, 1, 11, 1, 11, 0]. [2024-11-15 16:23:56,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:23:56,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:23:56,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:23:56,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:23:56,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (1/1) ... [2024-11-15 16:23:56,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:23:56,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:56,743 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) [2024-11-15 16:23:56,746 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 [2024-11-15 16:23:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:23:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:23:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-15 16:23:56,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-15 16:23:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:23:56,793 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:23:56,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:23:56,793 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:23:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:23:56,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:23:56,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:23:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:23:56,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:23:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:23:56,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:23:56,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:23:56,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:23:56,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-15 16:23:56,800 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:23:56,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:23:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2024-11-15 16:23:56,801 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:23:56,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:23:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:23:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:23:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-15 16:23:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2024-11-15 16:23:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:23:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 16:23:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-15 16:23:56,805 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-15 16:23:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:23:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:23:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-15 16:23:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:23:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:23:56,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-15 16:23:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:23:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:23:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:23:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:23:56,810 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2024-11-15 16:23:56,810 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2024-11-15 16:23:57,292 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:23:57,295 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:24:15,938 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-15 16:24:16,022 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-11-15 16:24:16,022 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:24:16,043 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:24:16,043 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-15 16:24:16,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:24:16 BoogieIcfgContainer [2024-11-15 16:24:16,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:24:16,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:24:16,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:24:16,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:24:16,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:23:52" (1/3) ... [2024-11-15 16:24:16,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c2f81d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:24:16, skipping insertion in model container [2024-11-15 16:24:16,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:56" (2/3) ... [2024-11-15 16:24:16,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c2f81d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:24:16, skipping insertion in model container [2024-11-15 16:24:16,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:24:16" (3/3) ... [2024-11-15 16:24:16,054 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_bounded_harness_negated.i [2024-11-15 16:24:16,071 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:24:16,072 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:24:16,185 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:24:16,193 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;@680a86ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:24:16,193 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:24:16,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-15 16:24:16,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-15 16:24:16,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:16,213 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:16,213 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:16,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:16,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1362922422, now seen corresponding path program 1 times [2024-11-15 16:24:16,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:16,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570256158] [2024-11-15 16:24:16,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:16,241 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:16,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:16,244 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:16,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-15 16:24:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:23,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 2398 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:24:23,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:24,377 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:24:24,378 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:24,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:24,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570256158] [2024-11-15 16:24:24,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570256158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:24,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:24,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:24,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112467858] [2024-11-15 16:24:24,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:24,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:24,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:24,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:24,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:24,414 INFO L87 Difference]: Start difference. First operand has 169 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:25,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:25,267 INFO L93 Difference]: Finished difference Result 330 states and 434 transitions. [2024-11-15 16:24:25,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:24:25,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 75 [2024-11-15 16:24:25,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:25,278 INFO L225 Difference]: With dead ends: 330 [2024-11-15 16:24:25,279 INFO L226 Difference]: Without dead ends: 163 [2024-11-15 16:24:25,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:25,284 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 1 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:25,285 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 609 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-15 16:24:25,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-15 16:24:25,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2024-11-15 16:24:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 104 states have (on average 1.1923076923076923) internal successors, (124), 105 states have internal predecessors, (124), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-15 16:24:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 201 transitions. [2024-11-15 16:24:25,329 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 201 transitions. Word has length 75 [2024-11-15 16:24:25,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:25,331 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 201 transitions. [2024-11-15 16:24:25,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 201 transitions. [2024-11-15 16:24:25,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-15 16:24:25,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:25,334 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:25,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-15 16:24:25,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:25,535 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:25,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:25,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1581777140, now seen corresponding path program 1 times [2024-11-15 16:24:25,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:25,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213488574] [2024-11-15 16:24:25,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:25,539 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:25,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:25,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:25,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-15 16:24:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:32,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 2397 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:24:32,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:24:32,886 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:32,886 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:32,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1213488574] [2024-11-15 16:24:32,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1213488574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:32,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:32,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:32,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151683461] [2024-11-15 16:24:32,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:32,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:32,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:32,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:32,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:32,889 INFO L87 Difference]: Start difference. First operand 163 states and 201 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:33,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:33,576 INFO L93 Difference]: Finished difference Result 295 states and 359 transitions. [2024-11-15 16:24:33,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:24:33,577 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 75 [2024-11-15 16:24:33,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:33,579 INFO L225 Difference]: With dead ends: 295 [2024-11-15 16:24:33,579 INFO L226 Difference]: Without dead ends: 163 [2024-11-15 16:24:33,580 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:33,581 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 1 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:33,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 575 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-15 16:24:33,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-15 16:24:33,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2024-11-15 16:24:33,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 104 states have (on average 1.1826923076923077) internal successors, (123), 105 states have internal predecessors, (123), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-15 16:24:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 200 transitions. [2024-11-15 16:24:33,603 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 200 transitions. Word has length 75 [2024-11-15 16:24:33,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:33,604 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 200 transitions. [2024-11-15 16:24:33,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 200 transitions. [2024-11-15 16:24:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-15 16:24:33,606 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:33,606 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:33,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-15 16:24:33,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:33,807 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:33,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:33,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1384343226, now seen corresponding path program 1 times [2024-11-15 16:24:33,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:33,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [831433106] [2024-11-15 16:24:33,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:33,812 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:33,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:33,815 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:33,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-15 16:24:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:40,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:24:40,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:40,744 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:24:40,744 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:40,745 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:40,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [831433106] [2024-11-15 16:24:40,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [831433106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:40,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:40,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:40,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285616585] [2024-11-15 16:24:40,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:40,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:40,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:40,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:40,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:40,747 INFO L87 Difference]: Start difference. First operand 163 states and 200 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:45,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:24:49,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:24:53,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:24:57,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:24:57,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:57,465 INFO L93 Difference]: Finished difference Result 293 states and 355 transitions. [2024-11-15 16:24:57,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:24:57,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2024-11-15 16:24:57,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:57,536 INFO L225 Difference]: With dead ends: 293 [2024-11-15 16:24:57,536 INFO L226 Difference]: Without dead ends: 165 [2024-11-15 16:24:57,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:57,538 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:57,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 583 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 16.7s Time] [2024-11-15 16:24:57,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-15 16:24:57,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2024-11-15 16:24:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 106 states have (on average 1.179245283018868) internal successors, (125), 107 states have internal predecessors, (125), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-15 16:24:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 202 transitions. [2024-11-15 16:24:57,552 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 202 transitions. Word has length 76 [2024-11-15 16:24:57,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:57,553 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 202 transitions. [2024-11-15 16:24:57,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:24:57,553 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 202 transitions. [2024-11-15 16:24:57,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-15 16:24:57,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:57,555 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:57,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-15 16:24:57,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:57,756 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:57,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:57,756 INFO L85 PathProgramCache]: Analyzing trace with hash -436389629, now seen corresponding path program 1 times [2024-11-15 16:24:57,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:57,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743779441] [2024-11-15 16:24:57,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:57,759 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:57,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:57,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:57,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-15 16:25:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:04,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 2491 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:25:04,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:25:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:25:05,469 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:05,469 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:05,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1743779441] [2024-11-15 16:25:05,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1743779441] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:05,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:05,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:25:05,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965877518] [2024-11-15 16:25:05,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:05,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:25:05,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:05,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:25:05,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:05,471 INFO L87 Difference]: Start difference. First operand 165 states and 202 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:25:05,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:05,848 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2024-11-15 16:25:05,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:25:05,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 78 [2024-11-15 16:25:05,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:05,853 INFO L225 Difference]: With dead ends: 210 [2024-11-15 16:25:05,853 INFO L226 Difference]: Without dead ends: 168 [2024-11-15 16:25:05,854 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:05,855 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 16:25:05,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 583 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 16:25:05,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-15 16:25:05,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2024-11-15 16:25:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 108 states have (on average 1.1759259259259258) internal successors, (127), 109 states have internal predecessors, (127), 39 states have call successors, (39), 19 states have call predecessors, (39), 20 states have return successors, (39), 39 states have call predecessors, (39), 38 states have call successors, (39) [2024-11-15 16:25:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 205 transitions. [2024-11-15 16:25:05,871 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 205 transitions. Word has length 78 [2024-11-15 16:25:05,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:05,872 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 205 transitions. [2024-11-15 16:25:05,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:25:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-11-15 16:25:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-15 16:25:05,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:05,874 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:05,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-15 16:25:06,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:06,075 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:06,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:06,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1477329113, now seen corresponding path program 1 times [2024-11-15 16:25:06,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:06,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [257352169] [2024-11-15 16:25:06,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:06,078 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:06,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:06,079 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:06,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-15 16:25:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:11,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 2378 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:25:11,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:25:12,656 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:25:12,656 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:12,657 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:12,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [257352169] [2024-11-15 16:25:12,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [257352169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:12,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:12,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:25:12,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545609945] [2024-11-15 16:25:12,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:12,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:25:12,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:12,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:25:12,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:12,661 INFO L87 Difference]: Start difference. First operand 168 states and 205 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 16:25:13,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:13,035 INFO L93 Difference]: Finished difference Result 210 states and 250 transitions. [2024-11-15 16:25:13,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:25:13,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2024-11-15 16:25:13,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:13,037 INFO L225 Difference]: With dead ends: 210 [2024-11-15 16:25:13,037 INFO L226 Difference]: Without dead ends: 168 [2024-11-15 16:25:13,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:13,038 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 16:25:13,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 582 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 16:25:13,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-15 16:25:13,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 165. [2024-11-15 16:25:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 107 states have internal predecessors, (123), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-15 16:25:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 200 transitions. [2024-11-15 16:25:13,049 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 200 transitions. Word has length 82 [2024-11-15 16:25:13,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:13,049 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 200 transitions. [2024-11-15 16:25:13,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 16:25:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 200 transitions. [2024-11-15 16:25:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-15 16:25:13,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:13,052 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:13,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-15 16:25:13,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:13,252 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:13,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:13,253 INFO L85 PathProgramCache]: Analyzing trace with hash 71735076, now seen corresponding path program 1 times [2024-11-15 16:25:13,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:13,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [703293797] [2024-11-15 16:25:13,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:13,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:13,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:13,256 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:13,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-15 16:25:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:20,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 2656 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:25:20,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:25:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-15 16:25:21,734 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:21,734 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:21,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [703293797] [2024-11-15 16:25:21,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [703293797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:21,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:21,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:25:21,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717086119] [2024-11-15 16:25:21,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:21,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:25:21,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:21,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:25:21,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:25:21,737 INFO L87 Difference]: Start difference. First operand 165 states and 200 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-15 16:25:22,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:22,259 INFO L93 Difference]: Finished difference Result 275 states and 330 transitions. [2024-11-15 16:25:22,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:25:22,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 98 [2024-11-15 16:25:22,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:22,262 INFO L225 Difference]: With dead ends: 275 [2024-11-15 16:25:22,263 INFO L226 Difference]: Without dead ends: 169 [2024-11-15 16:25:22,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:25:22,264 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 0 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 768 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 [2024-11-15 16:25:22,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 768 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 16:25:22,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-15 16:25:22,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-11-15 16:25:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 109 states have (on average 1.1559633027522935) internal successors, (126), 110 states have internal predecessors, (126), 39 states have call successors, (39), 19 states have call predecessors, (39), 20 states have return successors, (41), 39 states have call predecessors, (41), 38 states have call successors, (41) [2024-11-15 16:25:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 206 transitions. [2024-11-15 16:25:22,273 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 206 transitions. Word has length 98 [2024-11-15 16:25:22,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:22,273 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 206 transitions. [2024-11-15 16:25:22,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-15 16:25:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 206 transitions. [2024-11-15 16:25:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-15 16:25:22,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:22,276 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:22,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-15 16:25:22,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:22,476 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:22,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:22,477 INFO L85 PathProgramCache]: Analyzing trace with hash 773951570, now seen corresponding path program 1 times [2024-11-15 16:25:22,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:22,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970827295] [2024-11-15 16:25:22,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:22,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:22,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:22,480 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:22,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process