/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver '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' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-03 09:07:13,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-03 09:07:13,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-03 09:07:13,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-03 09:07:13,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-03 09:07:13,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-03 09:07:13,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-03 09:07:13,677 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-03 09:07:13,677 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-03 09:07:13,678 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-03 09:07:13,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-03 09:07:13,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-03 09:07:13,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-03 09:07:13,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-03 09:07:13,681 INFO L153 SettingsManager]: * Use SBE=true [2024-11-03 09:07:13,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-03 09:07:13,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-03 09:07:13,682 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-03 09:07:13,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-03 09:07:13,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-03 09:07:13,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-03 09:07:13,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-03 09:07:13,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-03 09:07:13,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-03 09:07:13,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-03 09:07:13,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-03 09:07:13,685 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-03 09:07:13,685 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-03 09:07:13,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-03 09:07:13,686 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-03 09:07:13,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-03 09:07:13,686 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-03 09:07:13,686 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-03 09:07:13,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-03 09:07:13,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 09:07:13,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-03 09:07:13,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-03 09:07:13,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-03 09:07:13,688 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-03 09:07:13,688 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-03 09:07:13,688 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-03 09:07:13,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-03 09:07:13,689 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-03 09:07:13,689 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-03 09:07:13,689 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-03 09:07:13,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-03 09:07:13,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-03 09:07:13,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-03 09:07:13,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-03 09:07:13,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-03 09:07:13,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i [2024-11-03 09:07:15,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-03 09:07:15,593 INFO L384 CDTParser]: Found 1 translation units. [2024-11-03 09:07:15,594 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i [2024-11-03 09:07:15,610 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe158da6/8bc7f89b12c8491781c9a90e4afaa9ba/FLAG14dfcdd2a [2024-11-03 09:07:15,860 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe158da6/8bc7f89b12c8491781c9a90e4afaa9ba [2024-11-03 09:07:15,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-03 09:07:15,864 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-03 09:07:15,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-03 09:07:15,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-03 09:07:15,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-03 09:07:15,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 09:07:15" (1/1) ... [2024-11-03 09:07:15,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd1263f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:15, skipping insertion in model container [2024-11-03 09:07:15,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 09:07:15" (1/1) ... [2024-11-03 09:07:15,918 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-03 09:07:16,342 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2024-11-03 09:07:16,347 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2024-11-03 09:07:16,348 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2024-11-03 09:07:16,349 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2024-11-03 09:07:16,351 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2024-11-03 09:07:16,352 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2024-11-03 09:07:16,354 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2024-11-03 09:07:16,355 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2024-11-03 09:07:16,359 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2024-11-03 09:07:16,361 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2024-11-03 09:07:16,364 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2024-11-03 09:07:16,365 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2024-11-03 09:07:16,367 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2024-11-03 09:07:16,368 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2024-11-03 09:07:16,369 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2024-11-03 09:07:16,374 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2024-11-03 09:07:16,375 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2024-11-03 09:07:16,376 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2024-11-03 09:07:16,376 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2024-11-03 09:07:16,382 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2024-11-03 09:07:16,383 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2024-11-03 09:07:16,386 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2024-11-03 09:07:16,387 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46393,46406] [2024-11-03 09:07:16,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46571,46584] [2024-11-03 09:07:16,390 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46894,46907] [2024-11-03 09:07:16,391 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47220,47233] [2024-11-03 09:07:16,392 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47486,47499] [2024-11-03 09:07:16,393 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47546,47559] [2024-11-03 09:07:16,393 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47606,47619] [2024-11-03 09:07:16,394 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47863,47876] [2024-11-03 09:07:16,395 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48120,48133] [2024-11-03 09:07:16,396 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48178,48191] [2024-11-03 09:07:16,397 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48349,48362] [2024-11-03 09:07:16,398 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48585,48598] [2024-11-03 09:07:16,399 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48756,48769] [2024-11-03 09:07:16,400 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49007,49020] [2024-11-03 09:07:16,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49343,49356] [2024-11-03 09:07:16,405 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49515,49528] [2024-11-03 09:07:16,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 09:07:16,419 INFO L200 MainTranslator]: Completed pre-run [2024-11-03 09:07:16,455 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2024-11-03 09:07:16,456 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2024-11-03 09:07:16,458 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2024-11-03 09:07:16,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2024-11-03 09:07:16,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2024-11-03 09:07:16,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2024-11-03 09:07:16,466 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2024-11-03 09:07:16,466 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2024-11-03 09:07:16,469 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2024-11-03 09:07:16,470 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2024-11-03 09:07:16,470 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2024-11-03 09:07:16,474 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2024-11-03 09:07:16,475 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2024-11-03 09:07:16,476 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2024-11-03 09:07:16,477 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2024-11-03 09:07:16,483 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2024-11-03 09:07:16,485 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2024-11-03 09:07:16,487 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2024-11-03 09:07:16,487 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2024-11-03 09:07:16,488 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2024-11-03 09:07:16,489 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2024-11-03 09:07:16,490 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2024-11-03 09:07:16,491 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46393,46406] [2024-11-03 09:07:16,492 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46571,46584] [2024-11-03 09:07:16,493 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[46894,46907] [2024-11-03 09:07:16,494 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47220,47233] [2024-11-03 09:07:16,496 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47486,47499] [2024-11-03 09:07:16,497 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47546,47559] [2024-11-03 09:07:16,497 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47606,47619] [2024-11-03 09:07:16,498 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[47863,47876] [2024-11-03 09:07:16,498 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48120,48133] [2024-11-03 09:07:16,499 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48178,48191] [2024-11-03 09:07:16,501 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48349,48362] [2024-11-03 09:07:16,501 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48585,48598] [2024-11-03 09:07:16,504 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[48756,48769] [2024-11-03 09:07:16,505 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49007,49020] [2024-11-03 09:07:16,506 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49343,49356] [2024-11-03 09:07:16,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1.i[49515,49528] [2024-11-03 09:07:16,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 09:07:16,602 INFO L204 MainTranslator]: Completed translation [2024-11-03 09:07:16,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16 WrapperNode [2024-11-03 09:07:16,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-03 09:07:16,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-03 09:07:16,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-03 09:07:16,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-03 09:07:16,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,664 INFO L138 Inliner]: procedures = 448, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 157 [2024-11-03 09:07:16,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-03 09:07:16,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-03 09:07:16,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-03 09:07:16,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-03 09:07:16,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,677 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,689 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-03 09:07:16,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-03 09:07:16,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-03 09:07:16,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-03 09:07:16,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-03 09:07:16,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (1/1) ... [2024-11-03 09:07:16,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 09:07:16,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-03 09:07:16,740 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) [2024-11-03 09:07:16,744 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 [2024-11-03 09:07:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-03 09:07:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-03 09:07:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-03 09:07:16,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-03 09:07:16,873 INFO L238 CfgBuilder]: Building ICFG [2024-11-03 09:07:16,875 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-03 09:07:17,974 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-03 09:07:17,974 INFO L287 CfgBuilder]: Performing block encoding [2024-11-03 09:07:17,986 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-03 09:07:17,986 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-03 09:07:17,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 09:07:17 BoogieIcfgContainer [2024-11-03 09:07:17,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-03 09:07:17,990 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-03 09:07:17,990 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-03 09:07:17,993 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-03 09:07:17,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 09:07:15" (1/3) ... [2024-11-03 09:07:17,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc4b462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 09:07:17, skipping insertion in model container [2024-11-03 09:07:17,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 09:07:16" (2/3) ... [2024-11-03 09:07:17,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc4b462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 09:07:17, skipping insertion in model container [2024-11-03 09:07:17,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 09:07:17" (3/3) ... [2024-11-03 09:07:17,997 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1.i [2024-11-03 09:07:18,013 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-03 09:07:18,014 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-11-03 09:07:18,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-03 09:07:18,071 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;@7386e252, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-03 09:07:18,071 INFO L334 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2024-11-03 09:07:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 81 states have (on average 1.9382716049382716) internal successors, (157), 119 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-03 09:07:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-03 09:07:18,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 09:07:18,082 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-03 09:07:18,082 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2024-11-03 09:07:18,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 09:07:18,086 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2024-11-03 09:07:18,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 09:07:18,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134966771] [2024-11-03 09:07:18,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 09:07:18,094 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 [2024-11-03 09:07:18,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-03 09:07:18,098 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) [2024-11-03 09:07:18,100 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 [2024-11-03 09:07:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 09:07:18,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-03 09:07:18,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 09:07:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-03 09:07:18,215 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 09:07:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-03 09:07:18,250 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 09:07:18,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134966771] [2024-11-03 09:07:18,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [134966771] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-03 09:07:18,251 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-03 09:07:18,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2024-11-03 09:07:18,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267824523] [2024-11-03 09:07:18,255 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-03 09:07:18,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-03 09:07:18,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 09:07:18,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-03 09:07:18,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-03 09:07:18,284 INFO L87 Difference]: Start difference. First operand has 120 states, 81 states have (on average 1.9382716049382716) internal successors, (157), 119 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-03 09:07:18,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 09:07:18,534 INFO L93 Difference]: Finished difference Result 171 states and 244 transitions. [2024-11-03 09:07:18,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-03 09:07:18,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-03 09:07:18,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 09:07:18,542 INFO L225 Difference]: With dead ends: 171 [2024-11-03 09:07:18,543 INFO L226 Difference]: Without dead ends: 51 [2024-11-03 09:07:18,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-03 09:07:18,549 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 51 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-03 09:07:18,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 24 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-03 09:07:18,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-03 09:07:18,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2024-11-03 09:07:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 50 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-03 09:07:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 50 transitions. [2024-11-03 09:07:18,578 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 50 transitions. Word has length 4 [2024-11-03 09:07:18,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 09:07:18,578 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 50 transitions. [2024-11-03 09:07:18,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-03 09:07:18,579 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 50 transitions. [2024-11-03 09:07:18,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-03 09:07:18,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 09:07:18,580 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 09:07:18,584 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 (2)] Ended with exit code 0 [2024-11-03 09:07:18,780 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 [2024-11-03 09:07:18,781 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2024-11-03 09:07:18,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 09:07:18,782 INFO L85 PathProgramCache]: Analyzing trace with hash -722966500, now seen corresponding path program 1 times [2024-11-03 09:07:18,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 09:07:18,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [269893954] [2024-11-03 09:07:18,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 09:07:18,783 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 [2024-11-03 09:07:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-03 09:07:18,786 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) [2024-11-03 09:07:18,787 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 [2024-11-03 09:07:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-03 09:07:18,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-03 09:07:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-03 09:07:19,125 INFO L130 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2024-11-03 09:07:19,125 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-03 09:07:19,127 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (37 of 38 remaining) [2024-11-03 09:07:19,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (36 of 38 remaining) [2024-11-03 09:07:19,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (35 of 38 remaining) [2024-11-03 09:07:19,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (34 of 38 remaining) [2024-11-03 09:07:19,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (33 of 38 remaining) [2024-11-03 09:07:19,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (32 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (31 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (30 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (29 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (28 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (27 of 38 remaining) [2024-11-03 09:07:19,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (26 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (25 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (24 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (23 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (22 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (21 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (20 of 38 remaining) [2024-11-03 09:07:19,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (19 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (18 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (17 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (16 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (15 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (14 of 38 remaining) [2024-11-03 09:07:19,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (13 of 38 remaining) [2024-11-03 09:07:19,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (12 of 38 remaining) [2024-11-03 09:07:19,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (11 of 38 remaining) [2024-11-03 09:07:19,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (10 of 38 remaining) [2024-11-03 09:07:19,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (9 of 38 remaining) [2024-11-03 09:07:19,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (8 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (7 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (6 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (5 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (4 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (3 of 38 remaining) [2024-11-03 09:07:19,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (2 of 38 remaining) [2024-11-03 09:07:19,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (1 of 38 remaining) [2024-11-03 09:07:19,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (0 of 38 remaining) [2024-11-03 09:07:19,146 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 [2024-11-03 09:07:19,334 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 [2024-11-03 09:07:19,338 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-03 09:07:19,360 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-03 09:07:19,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 09:07:19 BoogieIcfgContainer [2024-11-03 09:07:19,368 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-03 09:07:19,368 INFO L158 Benchmark]: Toolchain (without parser) took 3504.49ms. Allocated memory is still 328.2MB. Free memory was 265.6MB in the beginning and 146.1MB in the end (delta: 119.5MB). Peak memory consumption was 119.5MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,369 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 200.3MB. Free memory is still 152.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-03 09:07:19,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 737.31ms. Allocated memory is still 328.2MB. Free memory was 265.1MB in the beginning and 209.4MB in the end (delta: 55.6MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.89ms. Allocated memory is still 328.2MB. Free memory was 209.4MB in the beginning and 206.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,369 INFO L158 Benchmark]: Boogie Preprocessor took 40.06ms. Allocated memory is still 328.2MB. Free memory was 206.4MB in the beginning and 203.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,370 INFO L158 Benchmark]: RCFGBuilder took 1281.23ms. Allocated memory is still 328.2MB. Free memory was 203.7MB in the beginning and 184.3MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,373 INFO L158 Benchmark]: TraceAbstraction took 1378.00ms. Allocated memory is still 328.2MB. Free memory was 183.8MB in the beginning and 146.1MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2024-11-03 09:07:19,375 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 200.3MB. Free memory is still 152.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 737.31ms. Allocated memory is still 328.2MB. Free memory was 265.1MB in the beginning and 209.4MB in the end (delta: 55.6MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.89ms. Allocated memory is still 328.2MB. Free memory was 209.4MB in the beginning and 206.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.06ms. Allocated memory is still 328.2MB. Free memory was 206.4MB in the beginning and 203.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1281.23ms. Allocated memory is still 328.2MB. Free memory was 203.7MB in the beginning and 184.3MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1378.00ms. Allocated memory is still 328.2MB. Free memory was 183.8MB in the beginning and 146.1MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1000]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of __signbitl at line 1000. Possible FailurePath: [L965] double d = __VERIFIER_nondet_double(); [L971] COND FALSE !(!(((sizeof (3.40282346638528859812e+38F) == sizeof (float) ? __fpclassifyf (3.40282346638528859812e+38F) : sizeof (3.40282346638528859812e+38F) == sizeof (double) ? __fpclassify (3.40282346638528859812e+38F) : __fpclassifyl (3.40282346638528859812e+38F)) == 4))) [L972] COND FALSE !(!((sizeof ((__builtin_huge_val())) == sizeof (float) ? __isinff ((__builtin_huge_val())) : sizeof ((__builtin_huge_val())) == sizeof (double) ? __isinf ((__builtin_huge_val())) : __isinfl ((__builtin_huge_val()))))) [L973] COND FALSE !(!((sizeof ((__builtin_huge_valf())) == sizeof (float) ? __isinff ((__builtin_huge_valf())) : sizeof ((__builtin_huge_valf())) == sizeof (double) ? __isinf ((__builtin_huge_valf())) : __isinfl ((__builtin_huge_valf()))))) [L975] COND FALSE !(!((sizeof ((__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())) : sizeof ((__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())) : __isinfl ((__builtin_inff()))))) [L976] COND FALSE !(!((sizeof ((__builtin_nanf (""))) == sizeof (float) ? __isnanf ((__builtin_nanf (""))) : sizeof ((__builtin_nanf (""))) == sizeof (double) ? __isnan ((__builtin_nanf (""))) : __isnanl ((__builtin_nanf ("")))))) [L979] COND FALSE !(!((sizeof ((__builtin_inff())+(__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())+(__builtin_inff())) : sizeof ((__builtin_inff())+(__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())+(__builtin_inff())) : __isinfl ((__builtin_inff())+(__builtin_inff()))))) [L980] COND FALSE !(!((sizeof (-(__builtin_inff())+(__builtin_inff())) == sizeof (float) ? __isnanf (-(__builtin_inff())+(__builtin_inff())) : sizeof (-(__builtin_inff())+(__builtin_inff())) == sizeof (double) ? __isnan (-(__builtin_inff())+(__builtin_inff())) : __isnanl (-(__builtin_inff())+(__builtin_inff()))))) [L981] COND FALSE !(!((__builtin_inff())+(__builtin_inff())>0)) [L982] COND FALSE !(!((sizeof ((__builtin_nanf (""))+d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))+d) : sizeof ((__builtin_nanf (""))+d) == sizeof (double) ? __isnan ((__builtin_nanf (""))+d) : __isnanl ((__builtin_nanf (""))+d)))) VAL [d=0.0] [L983] COND FALSE !(!((sizeof ((__builtin_nanf (""))+(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))+(__builtin_inff())) : sizeof ((__builtin_nanf (""))+(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))+(__builtin_inff())) : __isnanl ((__builtin_nanf (""))+(__builtin_inff()))))) VAL [d=0.0] [L986] COND FALSE !(!((sizeof ((__builtin_inff())-(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_inff())-(__builtin_inff())) : sizeof ((__builtin_inff())-(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_inff())-(__builtin_inff())) : __isnanl ((__builtin_inff())-(__builtin_inff()))))) VAL [d=0.0] [L987] COND FALSE !(!((sizeof (-(__builtin_inff())-(__builtin_inff())) == sizeof (float) ? __isinff (-(__builtin_inff())-(__builtin_inff())) : sizeof (-(__builtin_inff())-(__builtin_inff())) == sizeof (double) ? __isinf (-(__builtin_inff())-(__builtin_inff())) : __isinfl (-(__builtin_inff())-(__builtin_inff()))))) VAL [d=0.0] [L988] COND FALSE !(!(-(__builtin_inff())-(__builtin_inff())<0)) VAL [d=0.0] [L989] COND FALSE !(!((sizeof ((__builtin_nanf (""))-d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))-d) : sizeof ((__builtin_nanf (""))-d) == sizeof (double) ? __isnan ((__builtin_nanf (""))-d) : __isnanl ((__builtin_nanf (""))-d)))) VAL [d=0.0] [L990] COND FALSE !(!((sizeof ((__builtin_nanf (""))-(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))-(__builtin_inff())) : sizeof ((__builtin_nanf (""))-(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))-(__builtin_inff())) : __isnanl ((__builtin_nanf (""))-(__builtin_inff()))))) VAL [d=0.0] [L993] COND FALSE !(!((sizeof ((__builtin_inff())*(__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())*(__builtin_inff())) : sizeof ((__builtin_inff())*(__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())*(__builtin_inff())) : __isinfl ((__builtin_inff())*(__builtin_inff()))))) VAL [d=0.0] [L994] COND FALSE !(!((sizeof (-(__builtin_inff())*(__builtin_inff())) == sizeof (float) ? __isinff (-(__builtin_inff())*(__builtin_inff())) : sizeof (-(__builtin_inff())*(__builtin_inff())) == sizeof (double) ? __isinf (-(__builtin_inff())*(__builtin_inff())) : __isinfl (-(__builtin_inff())*(__builtin_inff()))))) VAL [d=0.0] [L995] COND FALSE !(!((__builtin_inff())*(__builtin_inff())>0)) VAL [d=0.0] [L996] COND FALSE !(!(-(__builtin_inff())*(__builtin_inff())<0)) VAL [d=0.0] [L997] COND FALSE !(!((sizeof ((__builtin_nanf (""))*d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))*d) : sizeof ((__builtin_nanf (""))*d) == sizeof (double) ? __isnan ((__builtin_nanf (""))*d) : __isnanl ((__builtin_nanf (""))*d)))) VAL [d=0.0] [L998] COND FALSE !(!((sizeof ((__builtin_nanf (""))*(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))*(__builtin_inff())) : sizeof ((__builtin_nanf (""))*(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))*(__builtin_inff())) : __isnanl ((__builtin_nanf (""))*(__builtin_inff()))))) VAL [d=0.0] [L999] COND FALSE !(!((sizeof ((__builtin_inff())*0) == sizeof (float) ? __isnanf ((__builtin_inff())*0) : sizeof ((__builtin_inff())*0) == sizeof (double) ? __isnan ((__builtin_inff())*0) : __isnanl ((__builtin_inff())*0)))) VAL [d=0.0] [L1000] COND TRUE !((sizeof (1.0*-0.0) == sizeof (float) ? __signbitf (1.0*-0.0) : sizeof (1.0*-0.0) == sizeof (double) ? __signbit (1.0*-0.0) : __signbitl (1.0*-0.0))) [L1000] reach_error() VAL [d=0.0] - UnprovableResult [Line: 971]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 972]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 973]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 975]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 976]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 979]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 980]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 981]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 982]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 983]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 986]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 987]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 988]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 989]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 990]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 993]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 994]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 995]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 996]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 997]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 998]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 999]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1001]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1004]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1005]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1008]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1009]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1010]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1011]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1012]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1013]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1014]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1015]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1016]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1017]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1018]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1019]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 24 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 1 NumberOfNonLiveVariables, 14 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-03 09:07:19,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...