/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-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:21:21,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:21:21,163 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 08:21:21,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:21:21,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:21:21,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:21:21,192 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:21:21,192 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:21:21,192 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:21:21,193 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:21:21,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:21:21,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:21:21,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:21:21,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:21:21,194 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:21:21,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:21:21,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:21:21,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:21:21,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:21:21,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:21:21,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:21:21,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:21:21,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:21:21,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:21:21,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:21:21,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:21:21,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:21:21,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:21:21,203 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:21:21,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:21:21,205 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:21:21,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:21:21,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:21:21,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:21:21,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:21:21,411 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:21:21,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2024-11-05 08:21:22,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:21:23,058 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:21:23,059 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2024-11-05 08:21:23,104 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aafb1d52/5bc6557d4c1f4008b1879eab347b0ecc/FLAG72535564e [2024-11-05 08:21:23,118 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aafb1d52/5bc6557d4c1f4008b1879eab347b0ecc [2024-11-05 08:21:23,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:21:23,122 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:21:23,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:21:23,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:21:23,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:21:23,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:21:23" (1/1) ... [2024-11-05 08:21:23,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee5a075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:23, skipping insertion in model container [2024-11-05 08:21:23,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:21:23" (1/1) ... [2024-11-05 08:21:23,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:21:23,479 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_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2024-11-05 08:21:23,489 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2024-11-05 08:21:24,283 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,460 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,460 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,461 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,470 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,473 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,473 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,481 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,482 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,482 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,483 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,483 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:24,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,894 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,896 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:24,896 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,062 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,080 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,086 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:21:25,202 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:21:25,225 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:21:25,228 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_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2024-11-05 08:21:25,229 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_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2024-11-05 08:21:25,253 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,281 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,282 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,282 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,285 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,286 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,286 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,286 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,294 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,298 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,299 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,301 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,301 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,355 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,356 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,357 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,358 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:21:25,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:21:25,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:21:25,450 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_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2024-11-05 08:21:25,450 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_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2024-11-05 08:21:25,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,504 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:21:25,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-05 08:21:25,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:21:25,777 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:21:25,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25 WrapperNode [2024-11-05 08:21:25,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:21:25,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:21:25,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:21:25,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:21:25,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:25,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:25,945 INFO L138 Inliner]: procedures = 698, calls = 1530, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 759 [2024-11-05 08:21:25,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:21:25,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:21:25,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:21:25,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:21:25,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:25,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:25,962 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,041 INFO L175 MemorySlicer]: Split 301 memory accesses to 5 slices as follows [2, 5, 238, 48, 8]. 79 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 5, 6, 0, 2]. The 252 writes are split as follows [0, 0, 232, 19, 1]. [2024-11-05 08:21:26,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:21:26,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:21:26,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:21:26,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:21:26,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (1/1) ... [2024-11-05 08:21:26,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:21:26,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:21:26,142 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) [2024-11-05 08:21:26,144 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 [2024-11-05 08:21:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-05 08:21:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-05 08:21:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:21:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 08:21:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 08:21:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:21:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:21:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 08:21:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-05 08:21:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:21:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:21:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:21:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:21:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:21:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 08:21:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 08:21:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 08:21:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 08:21:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-05 08:21:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:21:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:21:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:21:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 08:21:26,171 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 08:21:26,172 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 08:21:26,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-05 08:21:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-05 08:21:26,173 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-05 08:21:26,173 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-05 08:21:26,173 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 08:21:26,173 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 08:21:26,491 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:21:26,493 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:21:35,044 INFO L? ?]: Removed 152 outVars from TransFormulas that were not future-live. [2024-11-05 08:21:35,045 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:21:35,061 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:21:35,061 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-05 08:21:35,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:21:35 BoogieIcfgContainer [2024-11-05 08:21:35,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:21:35,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:21:35,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:21:35,067 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:21:35,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:21:23" (1/3) ... [2024-11-05 08:21:35,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a1bb02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:21:35, skipping insertion in model container [2024-11-05 08:21:35,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:21:25" (2/3) ... [2024-11-05 08:21:35,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a1bb02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:21:35, skipping insertion in model container [2024-11-05 08:21:35,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:21:35" (3/3) ... [2024-11-05 08:21:35,069 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness_negated.i [2024-11-05 08:21:35,081 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:21:35,081 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:21:35,140 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:21:35,145 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;@2a15fb3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:21:35,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:21:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 217 states, 139 states have (on average 1.2446043165467626) internal successors, (173), 139 states have internal predecessors, (173), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-05 08:21:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-05 08:21:35,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:21:35,162 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:21:35,163 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:21:35,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:21:35,169 INFO L85 PathProgramCache]: Analyzing trace with hash 652124503, now seen corresponding path program 1 times [2024-11-05 08:21:35,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:21:35,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1285497020] [2024-11-05 08:21:35,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:21:35,178 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 [2024-11-05 08:21:35,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:21:35,181 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) [2024-11-05 08:21:35,182 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 [2024-11-05 08:21:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:21:42,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:21:42,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:21:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2024-11-05 08:21:42,474 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:21:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-11-05 08:21:46,653 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:21:46,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1285497020] [2024-11-05 08:21:46,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1285497020] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:21:46,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:21:46,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 08:21:46,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488090077] [2024-11-05 08:21:46,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:21:46,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:21:46,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:21:46,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:21:46,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:21:46,688 INFO L87 Difference]: Start difference. First operand has 217 states, 139 states have (on average 1.2446043165467626) internal successors, (173), 139 states have internal predecessors, (173), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-05 08:21:46,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:21:46,730 INFO L93 Difference]: Finished difference Result 408 states and 598 transitions. [2024-11-05 08:21:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:21:46,732 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 142 [2024-11-05 08:21:46,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:21:46,745 INFO L225 Difference]: With dead ends: 408 [2024-11-05 08:21:46,745 INFO L226 Difference]: Without dead ends: 210 [2024-11-05 08:21:46,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:21:46,755 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 08:21:46,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:21:46,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-05 08:21:46,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2024-11-05 08:21:46,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 131 states have (on average 1.213740458015267) internal successors, (159), 133 states have internal predecessors, (159), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-05 08:21:46,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 281 transitions. [2024-11-05 08:21:46,810 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 281 transitions. Word has length 142 [2024-11-05 08:21:46,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:21:46,811 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 281 transitions. [2024-11-05 08:21:46,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-05 08:21:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 281 transitions. [2024-11-05 08:21:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-05 08:21:46,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:21:46,815 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:21:46,908 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 [2024-11-05 08:21:47,016 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 [2024-11-05 08:21:47,017 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:21:47,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:21:47,017 INFO L85 PathProgramCache]: Analyzing trace with hash -21824476, now seen corresponding path program 1 times [2024-11-05 08:21:47,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:21:47,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2001974212] [2024-11-05 08:21:47,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:21:47,018 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 [2024-11-05 08:21:47,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:21:47,019 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) [2024-11-05 08:21:47,021 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 [2024-11-05 08:21:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:21:54,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 08:21:54,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:21:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-05 08:21:56,237 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:22:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-05 08:22:05,505 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:22:05,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2001974212] [2024-11-05 08:22:05,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2001974212] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:22:05,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:22:05,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 08:22:05,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035303495] [2024-11-05 08:22:05,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:22:05,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 08:22:05,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:22:05,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 08:22:05,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:22:05,508 INFO L87 Difference]: Start difference. First operand 210 states and 281 transitions. Second operand has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-05 08:22:07,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:22:07,389 INFO L93 Difference]: Finished difference Result 389 states and 514 transitions. [2024-11-05 08:22:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 08:22:07,396 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) Word has length 176 [2024-11-05 08:22:07,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:22:07,399 INFO L225 Difference]: With dead ends: 389 [2024-11-05 08:22:07,399 INFO L226 Difference]: Without dead ends: 210 [2024-11-05 08:22:07,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-05 08:22:07,401 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 7 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-05 08:22:07,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1355 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-05 08:22:07,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-05 08:22:07,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2024-11-05 08:22:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 131 states have (on average 1.2061068702290076) internal successors, (158), 133 states have internal predecessors, (158), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-05 08:22:07,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 280 transitions. [2024-11-05 08:22:07,426 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 280 transitions. Word has length 176 [2024-11-05 08:22:07,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:22:07,427 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 280 transitions. [2024-11-05 08:22:07,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-05 08:22:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 280 transitions. [2024-11-05 08:22:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-05 08:22:07,429 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:22:07,431 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:22:07,520 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 [2024-11-05 08:22:07,631 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 [2024-11-05 08:22:07,632 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:22:07,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:22:07,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1741263756, now seen corresponding path program 1 times [2024-11-05 08:22:07,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:22:07,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [718710214] [2024-11-05 08:22:07,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:22:07,634 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 [2024-11-05 08:22:07,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:22:07,635 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) [2024-11-05 08:22:07,636 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 [2024-11-05 08:22:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:22:15,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 08:22:15,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:22:17,935 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-05 08:22:17,936 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:22:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-05 08:22:29,537 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:22:29,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [718710214] [2024-11-05 08:22:29,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [718710214] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:22:29,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:22:29,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2024-11-05 08:22:29,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220965856] [2024-11-05 08:22:29,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:22:29,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 08:22:29,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:22:29,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 08:22:29,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-05 08:22:29,540 INFO L87 Difference]: Start difference. First operand 210 states and 280 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-05 08:22:31,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:22:31,881 INFO L93 Difference]: Finished difference Result 392 states and 516 transitions. [2024-11-05 08:22:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 08:22:31,883 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) Word has length 180 [2024-11-05 08:22:31,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:22:31,889 INFO L225 Difference]: With dead ends: 392 [2024-11-05 08:22:31,889 INFO L226 Difference]: Without dead ends: 212 [2024-11-05 08:22:31,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-05 08:22:31,891 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 9 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1351 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-05 08:22:31,895 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1351 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-05 08:22:31,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-05 08:22:31,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 211. [2024-11-05 08:22:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 132 states have (on average 1.2045454545454546) internal successors, (159), 134 states have internal predecessors, (159), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-05 08:22:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 281 transitions. [2024-11-05 08:22:31,911 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 281 transitions. Word has length 180 [2024-11-05 08:22:31,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:22:31,911 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 281 transitions. [2024-11-05 08:22:31,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-05 08:22:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 281 transitions. [2024-11-05 08:22:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-05 08:22:31,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:22:31,914 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:22:32,009 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 (4)] Ended with exit code 0 [2024-11-05 08:22:32,115 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 [2024-11-05 08:22:32,115 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:22:32,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:22:32,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1023679440, now seen corresponding path program 1 times [2024-11-05 08:22:32,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:22:32,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1189603027] [2024-11-05 08:22:32,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:22:32,116 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 [2024-11-05 08:22:32,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:22:32,118 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) [2024-11-05 08:22:32,120 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 [2024-11-05 08:22:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:22:40,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 2844 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 08:22:40,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:22:44,064 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-05 08:22:44,064 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:22:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-05 08:22:57,152 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:22:57,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1189603027] [2024-11-05 08:22:57,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1189603027] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 08:22:57,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 08:22:57,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2024-11-05 08:22:57,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241097368] [2024-11-05 08:22:57,152 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 08:22:57,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-05 08:22:57,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:22:57,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-05 08:22:57,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-05 08:22:57,155 INFO L87 Difference]: Start difference. First operand 211 states and 281 transitions. Second operand has 13 states, 11 states have (on average 8.545454545454545) internal successors, (94), 13 states have internal predecessors, (94), 6 states have call successors, (41), 2 states have call predecessors, (41), 5 states have return successors, (41), 6 states have call predecessors, (41), 6 states have call successors, (41) [2024-11-05 08:23:01,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:23:01,746 INFO L93 Difference]: Finished difference Result 395 states and 519 transitions. [2024-11-05 08:23:01,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-05 08:23:01,747 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 8.545454545454545) internal successors, (94), 13 states have internal predecessors, (94), 6 states have call successors, (41), 2 states have call predecessors, (41), 5 states have return successors, (41), 6 states have call predecessors, (41), 6 states have call successors, (41) Word has length 184 [2024-11-05 08:23:01,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:23:01,750 INFO L225 Difference]: With dead ends: 395 [2024-11-05 08:23:01,751 INFO L226 Difference]: Without dead ends: 214 [2024-11-05 08:23:01,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-11-05 08:23:01,753 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 9 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-05 08:23:01,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1889 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-05 08:23:01,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2024-11-05 08:23:01,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 213. [2024-11-05 08:23:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 134 states have (on average 1.2014925373134329) internal successors, (161), 136 states have internal predecessors, (161), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-05 08:23:01,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 283 transitions. [2024-11-05 08:23:01,773 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 283 transitions. Word has length 184 [2024-11-05 08:23:01,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:23:01,774 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 283 transitions. [2024-11-05 08:23:01,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 8.545454545454545) internal successors, (94), 13 states have internal predecessors, (94), 6 states have call successors, (41), 2 states have call predecessors, (41), 5 states have return successors, (41), 6 states have call predecessors, (41), 6 states have call successors, (41) [2024-11-05 08:23:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 283 transitions. [2024-11-05 08:23:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-05 08:23:01,776 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:23:01,776 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:23:01,889 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 (5)] Ended with exit code 0 [2024-11-05 08:23:01,980 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 [2024-11-05 08:23:01,981 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:23:01,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:23:01,981 INFO L85 PathProgramCache]: Analyzing trace with hash -642646548, now seen corresponding path program 2 times [2024-11-05 08:23:01,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:23:01,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458963075] [2024-11-05 08:23:01,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:23:01,982 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 [2024-11-05 08:23:01,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:23:01,983 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) [2024-11-05 08:23:01,984 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