/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_capacity_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:20:18,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:20:18,159 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 08:20:18,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:20:18,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:20:18,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:20:18,193 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:20:18,194 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:20:18,194 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:20:18,195 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:20:18,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:20:18,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:20:18,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:20:18,197 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:20:18,198 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:20:18,198 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:20:18,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:20:18,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:20:18,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:20:18,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:20:18,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:20:18,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:20:18,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:20:18,203 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:20:18,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:20:18,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:20:18,204 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:20:18,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:20:18,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:20:18,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:20:18,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:20:18,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:20:18,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:20:18,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:20:18,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:20:18,205 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:20:18,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:20:18,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:20:18,206 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:20:18,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:20:18,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:20:18,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:20:18,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:20:18,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:20:18,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:20:18,450 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:20:18,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:20:18,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2024-11-05 08:20:19,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:20:20,295 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:20:20,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2024-11-05 08:20:20,334 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c40fc86fc/8ca39209f5504cfdb0f14ac5d4f441d7/FLAG1602517d2 [2024-11-05 08:20:20,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c40fc86fc/8ca39209f5504cfdb0f14ac5d4f441d7 [2024-11-05 08:20:20,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:20:20,498 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:20:20,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:20:20,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:20:20,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:20:20,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:20:20" (1/1) ... [2024-11-05 08:20:20,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da6179d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:20, skipping insertion in model container [2024-11-05 08:20:20,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:20:20" (1/1) ... [2024-11-05 08:20:20,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:20:20,881 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_capacity_harness_negated.i[4501,4514] [2024-11-05 08:20:20,889 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_capacity_harness_negated.i[4561,4574] [2024-11-05 08:20:21,415 WARN 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 08:20:21,552 WARN 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 08:20:21,553 WARN 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 08:20:21,553 WARN 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 08:20:21,559 WARN 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 08:20:21,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,561 WARN 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 08:20:21,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,565 WARN 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 08:20:21,565 WARN 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 08:20:21,567 WARN 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 08:20:21,567 WARN 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 08:20:21,573 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,574 WARN 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 08:20:21,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,575 WARN 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 08:20:21,576 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,576 WARN 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 08:20:21,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,580 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:21,863 WARN 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 08:20:21,864 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:21,864 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:21,865 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:21,951 WARN 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 08:20:21,964 WARN 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 08:20:21,970 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:21,971 WARN 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 08:20:21,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,028 WARN 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 08:20:22,029 WARN 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 08:20:22,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:20:22,082 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:20:22,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:20:22,126 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_capacity_harness_negated.i[4501,4514] [2024-11-05 08:20:22,127 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_capacity_harness_negated.i[4561,4574] [2024-11-05 08:20:22,151 WARN 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 08:20:22,180 WARN 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 08:20:22,180 WARN 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 08:20:22,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:22,190 WARN 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 08:20:22,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,193 WARN 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 08:20:22,193 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,193 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,200 WARN 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 08:20:22,200 WARN 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 08:20:22,204 WARN 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 08:20:22,205 WARN 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 08:20:22,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,210 WARN 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 08:20:22,212 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:22,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,214 WARN 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 08:20:22,214 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,214 WARN 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 08:20:22,265 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:22,266 WARN 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 08:20:22,266 WARN 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 08:20:22,267 WARN 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 08:20:22,296 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:20:22,305 WARN 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 08:20:22,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,318 WARN 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 08:20:22,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,355 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 08:20:22,361 WARN 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 08:20:22,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:20:22,391 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:20:22,411 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_capacity_harness_negated.i[4501,4514] [2024-11-05 08:20:22,412 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_capacity_harness_negated.i[4561,4574] [2024-11-05 08:20:22,467 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,468 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,468 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,479 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,479 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,549 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:20:22,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-05 08:20:22,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:20:22,810 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:20:22,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22 WrapperNode [2024-11-05 08:20:22,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:20:22,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:20:22,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:20:22,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:20:22,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:22,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:22,970 INFO L138 Inliner]: procedures = 698, calls = 1548, calls flagged for inlining = 54, calls inlined = 10, statements flattened = 697 [2024-11-05 08:20:22,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:20:22,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:20:22,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:20:22,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:20:22,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:22,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:22,993 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,077 INFO L175 MemorySlicer]: Split 338 memory accesses to 6 slices as follows [7, 238, 2, 6, 82, 3]. 70 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [5, 6, 2, 0, 10, 1]. The 252 writes are split as follows [0, 232, 0, 2, 17, 1]. [2024-11-05 08:20:23,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:20:23,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:20:23,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:20:23,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:20:23,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (1/1) ... [2024-11-05 08:20:23,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:20:23,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:20:23,212 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 08:20:23,216 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 08:20:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-05 08:20:23,245 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-05 08:20:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:20:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 08:20:23,245 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 08:20:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 08:20:23,246 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 08:20:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:20:23,246 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:20:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:20:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:20:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 08:20:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:20:23,249 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:20:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:20:23,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-05 08:20:23,250 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 08:20:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:20:23,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:20:23,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:20:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 08:20:23,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 08:20:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 08:20:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 08:20:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 08:20:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-05 08:20:23,253 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:20:23,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 08:20:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:20:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 08:20:23,256 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 08:20:23,256 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 08:20:23,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-05 08:20:23,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-05 08:20:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-05 08:20:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-05 08:20:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-05 08:20:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-05 08:20:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-05 08:20:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 08:20:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 08:20:23,582 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:20:23,584 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:20:31,387 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-05 08:20:31,387 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:20:31,403 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:20:31,404 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 08:20:31,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:20:31 BoogieIcfgContainer [2024-11-05 08:20:31,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:20:31,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:20:31,407 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:20:31,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:20:31,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:20:20" (1/3) ... [2024-11-05 08:20:31,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e237b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:20:31, skipping insertion in model container [2024-11-05 08:20:31,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:20:22" (2/3) ... [2024-11-05 08:20:31,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e237b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:20:31, skipping insertion in model container [2024-11-05 08:20:31,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:20:31" (3/3) ... [2024-11-05 08:20:31,412 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_capacity_harness_negated.i [2024-11-05 08:20:31,427 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:20:31,427 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:20:31,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:20:31,503 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;@71f49665, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:20:31,503 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:20:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 120 states have (on average 1.2083333333333333) internal successors, (145), 121 states have internal predecessors, (145), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-05 08:20:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-05 08:20:31,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:20:31,529 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 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] [2024-11-05 08:20:31,530 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:20:31,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:20:31,534 INFO L85 PathProgramCache]: Analyzing trace with hash 268890338, now seen corresponding path program 1 times [2024-11-05 08:20:31,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:20:31,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1076238366] [2024-11-05 08:20:31,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:20:31,545 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 08:20:31,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:20:31,590 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 08:20:31,592 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 08:20:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:20:38,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 2760 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:20:39,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:20:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-05 08:20:39,043 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:20:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-05 08:20:43,339 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:20:43,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1076238366] [2024-11-05 08:20:43,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1076238366] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:20:43,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:20:43,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 08:20:43,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123540287] [2024-11-05 08:20:43,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:20:43,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:20:43,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:20:43,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:20:43,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:20:43,372 INFO L87 Difference]: Start difference. First operand has 186 states, 120 states have (on average 1.2083333333333333) internal successors, (145), 121 states have internal predecessors, (145), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 08:20:43,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:20:43,422 INFO L93 Difference]: Finished difference Result 349 states and 475 transitions. [2024-11-05 08:20:43,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:20:43,427 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-05 08:20:43,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:20:43,441 INFO L225 Difference]: With dead ends: 349 [2024-11-05 08:20:43,441 INFO L226 Difference]: Without dead ends: 181 [2024-11-05 08:20:43,447 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 278 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 08:20:43,454 INFO L432 NwaCegarLoop]: 236 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, 236 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 08:20:43,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:20:43,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-05 08:20:43,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2024-11-05 08:20:43,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.1896551724137931) internal successors, (138), 117 states have internal predecessors, (138), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-05 08:20:43,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 231 transitions. [2024-11-05 08:20:43,517 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 231 transitions. Word has length 140 [2024-11-05 08:20:43,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:20:43,519 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 231 transitions. [2024-11-05 08:20:43,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 08:20:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2024-11-05 08:20:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-05 08:20:43,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:20:43,522 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 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] [2024-11-05 08:20:43,589 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 08:20:43,723 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 08:20:43,723 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:20:43,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:20:43,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1622220256, now seen corresponding path program 1 times [2024-11-05 08:20:43,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:20:43,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [151854947] [2024-11-05 08:20:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:20:43,725 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 08:20:43,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:20:43,728 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 08:20:43,729 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 08:20:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:20:50,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 2760 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 08:20:50,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:20:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-05 08:20:54,024 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:21:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-05 08:21:02,252 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:21:02,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [151854947] [2024-11-05 08:21:02,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [151854947] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:21:02,252 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:21:02,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2024-11-05 08:21:02,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440781788] [2024-11-05 08:21:02,252 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:21:02,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 08:21:02,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:21:02,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 08:21:02,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 08:21:02,256 INFO L87 Difference]: Start difference. First operand 181 states and 231 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 08:21:04,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:21:04,383 INFO L93 Difference]: Finished difference Result 308 states and 393 transitions. [2024-11-05 08:21:04,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 08:21:04,385 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 140 [2024-11-05 08:21:04,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:21:04,388 INFO L225 Difference]: With dead ends: 308 [2024-11-05 08:21:04,388 INFO L226 Difference]: Without dead ends: 181 [2024-11-05 08:21:04,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 08:21:04,390 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 13 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-05 08:21:04,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 608 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-05 08:21:04,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-05 08:21:04,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2024-11-05 08:21:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.1810344827586208) internal successors, (137), 117 states have internal predecessors, (137), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-05 08:21:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 230 transitions. [2024-11-05 08:21:04,408 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 230 transitions. Word has length 140 [2024-11-05 08:21:04,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:21:04,408 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 230 transitions. [2024-11-05 08:21:04,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 08:21:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 230 transitions. [2024-11-05 08:21:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-05 08:21:04,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:21:04,411 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 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] [2024-11-05 08:21:04,482 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 08:21:04,612 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 08:21:04,612 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:21:04,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:21:04,613 INFO L85 PathProgramCache]: Analyzing trace with hash -376428894, now seen corresponding path program 1 times [2024-11-05 08:21:04,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:21:04,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [601219737] [2024-11-05 08:21:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:21:04,614 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 08:21:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:21:04,617 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 08:21:04,617 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 08:21:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:21:11,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 2790 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 08:21:11,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:21:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-05 08:21:16,622 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:21:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-05 08:21:29,494 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:21:29,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [601219737] [2024-11-05 08:21:29,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [601219737] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:21:29,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:21:29,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 10 [2024-11-05 08:21:29,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402741958] [2024-11-05 08:21:29,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:21:29,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 08:21:29,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:21:29,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 08:21:29,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-05 08:21:29,496 INFO L87 Difference]: Start difference. First operand 181 states and 230 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-05 08:21:38,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:21:38,662 INFO L93 Difference]: Finished difference Result 327 states and 422 transitions. [2024-11-05 08:21:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-05 08:21:38,664 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 148 [2024-11-05 08:21:38,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:21:38,668 INFO L225 Difference]: With dead ends: 327 [2024-11-05 08:21:38,668 INFO L226 Difference]: Without dead ends: 183 [2024-11-05 08:21:38,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-05 08:21:38,669 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 39 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-05 08:21:38,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 1181 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2024-11-05 08:21:38,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-11-05 08:21:38,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2024-11-05 08:21:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 117 states have (on average 1.1794871794871795) internal successors, (138), 119 states have internal predecessors, (138), 47 states have call successors, (47), 17 states have call predecessors, (47), 18 states have return successors, (49), 46 states have call predecessors, (49), 46 states have call successors, (49) [2024-11-05 08:21:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 234 transitions. [2024-11-05 08:21:38,691 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 234 transitions. Word has length 148 [2024-11-05 08:21:38,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:21:38,692 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 234 transitions. [2024-11-05 08:21:38,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-05 08:21:38,692 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2024-11-05 08:21:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-05 08:21:38,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:21:38,695 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 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, 1, 1, 1, 1] [2024-11-05 08:21:38,764 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 08:21:38,895 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 08:21:38,896 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:21:38,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:21:38,897 INFO L85 PathProgramCache]: Analyzing trace with hash -156186688, now seen corresponding path program 1 times [2024-11-05 08:21:38,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:21:38,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1933026106] [2024-11-05 08:21:38,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:21:38,897 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 08:21:38,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:21:38,899 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 08:21:38,899 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 08:21:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:21:46,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 2890 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 08:21:46,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:21:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-05 08:21:51,758 INFO L311 TraceCheckSpWp]: Computing backward predicates...