/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_byte_buf_reserve_relative_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:01:20,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:01:20,455 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 08:01:20,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:01:20,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:01:20,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:01:20,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:01:20,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:01:20,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:01:20,489 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:01:20,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:01:20,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:01:20,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:01:20,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:01:20,494 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:01:20,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:01:20,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:01:20,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:01:20,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:01:20,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:01:20,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:01:20,496 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:01:20,496 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:01:20,496 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:01:20,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:01:20,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:01:20,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:01:20,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:01:20,499 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:01:20,499 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:01:20,500 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:01:20,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:01:20,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:01:20,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:01:20,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:01:20,501 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:01:20,501 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:01:20,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:01:20,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:01:20,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:01:20,502 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:01:20,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:01:20,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:01:20,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:01:20,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:01:20,741 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:01:20,741 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:01:20,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-05 08:01:22,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:01:22,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:01:22,657 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-05 08:01:22,706 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/585ce3ad3/f1632746c2c64439ba1735a0fefa47be/FLAG2da706b8e [2024-11-05 08:01:22,723 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/585ce3ad3/f1632746c2c64439ba1735a0fefa47be [2024-11-05 08:01:22,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:01:22,727 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:01:22,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:01:22,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:01:22,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:01:22,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:01:22" (1/1) ... [2024-11-05 08:01:22,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6932e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:22, skipping insertion in model container [2024-11-05 08:01:22,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:01:22" (1/1) ... [2024-11-05 08:01:22,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:01:23,058 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-05 08:01:23,068 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-05 08:01:23,540 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 08:01:23,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:23,647 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:23,648 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:23,687 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 08:01:23,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,690 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,692 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 08:01:23,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,693 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,696 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 08:01:23,696 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 08:01:23,698 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 08:01:23,698 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 08:01:23,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,712 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 08:01:23,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,713 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 08:01:23,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,715 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 08:01:23,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:23,718 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 08:01:23,951 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 08:01:23,952 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 08:01:23,952 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 08:01:23,952 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 08:01:24,055 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:24,056 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 08:01:24,056 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 08:01:24,056 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 08:01:24,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,057 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:24,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,066 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 08:01:24,074 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 08:01:24,079 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 08:01:24,129 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:24,137 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 08:01:24,141 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 08:01:24,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:01:24,297 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:01:24,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:01:24,340 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-05 08:01:24,340 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-05 08:01:24,368 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 08:01:24,382 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 08:01:24,382 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 08:01:24,383 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 08:01:24,388 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 08:01:24,388 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,389 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 08:01:24,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,392 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 08:01:24,392 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 08:01:24,393 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 08:01:24,393 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 08:01:24,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,397 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 08:01:24,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,398 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 08:01:24,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,399 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 08:01:24,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,399 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 08:01:24,460 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 08:01:24,461 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 08:01:24,461 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 08:01:24,461 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 08:01:24,491 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 08:01:24,491 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 08:01:24,492 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 08:01:24,493 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 08:01:24,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,494 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 08:01:24,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,500 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 08:01:24,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:01:24,510 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 08:01:24,542 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 08:01:24,543 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 08:01:24,545 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 08:01:24,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:01:24,679 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:01:24,694 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-05 08:01:24,695 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-05 08:01:24,801 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,801 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,801 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,801 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,802 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,810 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8085] [2024-11-05 08:01:24,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:01:24,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8571-8582] [2024-11-05 08:01:24,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:01:25,186 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:01:25,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25 WrapperNode [2024-11-05 08:01:25,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:01:25,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:01:25,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:01:25,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:01:25,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,366 INFO L138 Inliner]: procedures = 701, calls = 2499, calls flagged for inlining = 58, calls inlined = 13, statements flattened = 1013 [2024-11-05 08:01:25,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:01:25,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:01:25,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:01:25,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:01:25,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,392 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,441 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-05 08:01:25,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:01:25,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:01:25,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:01:25,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:01:25,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (1/1) ... [2024-11-05 08:01:25,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:01:25,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:01:25,555 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 08:01:25,561 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 08:01:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 08:01:25,585 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 08:01:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:01:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:01:25,586 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:01:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-05 08:01:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-05 08:01:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-05 08:01:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:01:25,587 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:01:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:01:25,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:01:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:01:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:01:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-05 08:01:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:01:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:01:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:01:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:01:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-05 08:01:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-05 08:01:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:01:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:01:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 08:01:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 08:01:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-05 08:01:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-05 08:01:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-05 08:01:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 08:01:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 08:01:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 08:01:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 08:01:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-05 08:01:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-05 08:01:25,935 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:01:25,937 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:01:35,886 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-05 08:01:35,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:01:35,905 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:01:35,905 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-05 08:01:35,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:01:35 BoogieIcfgContainer [2024-11-05 08:01:35,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:01:35,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:01:35,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:01:35,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:01:35,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:01:22" (1/3) ... [2024-11-05 08:01:35,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70beedb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:01:35, skipping insertion in model container [2024-11-05 08:01:35,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:01:25" (2/3) ... [2024-11-05 08:01:35,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70beedb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:01:35, skipping insertion in model container [2024-11-05 08:01:35,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:01:35" (3/3) ... [2024-11-05 08:01:35,915 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_relative_harness_negated.i [2024-11-05 08:01:35,930 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:01:35,931 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:01:35,996 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:01:36,003 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;@3170518b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:01:36,003 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:01:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 111 states have (on average 1.3153153153153154) internal successors, (146), 110 states have internal predecessors, (146), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-05 08:01:36,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-05 08:01:36,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:01:36,021 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-05 08:01:36,022 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:01:36,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:01:36,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1362131233, now seen corresponding path program 1 times [2024-11-05 08:01:36,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:01:36,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [586284170] [2024-11-05 08:01:36,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:01:36,033 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 08:01:36,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:01:36,035 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 08:01:36,036 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 08:02:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:02:52,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 4056 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:02:52,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:02:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-05 08:02:52,416 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:02:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-05 08:02:53,255 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:02:53,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [586284170] [2024-11-05 08:02:53,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [586284170] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:02:53,256 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:02:53,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 08:02:53,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628809891] [2024-11-05 08:02:53,258 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:02:53,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:02:53,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:02:53,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:02:53,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:02:53,280 INFO L87 Difference]: Start difference. First operand has 160 states, 111 states have (on average 1.3153153153153154) internal successors, (146), 110 states have internal predecessors, (146), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-05 08:02:53,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:02:53,333 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2024-11-05 08:02:53,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:02:53,336 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 47 [2024-11-05 08:02:53,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:02:53,346 INFO L225 Difference]: With dead ends: 310 [2024-11-05 08:02:53,346 INFO L226 Difference]: Without dead ends: 155 [2024-11-05 08:02:53,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 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 08:02:53,352 INFO L432 NwaCegarLoop]: 212 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, 212 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 08:02:53,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:02:53,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-05 08:02:53,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2024-11-05 08:02:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 105 states have (on average 1.2571428571428571) internal successors, (132), 106 states have internal predecessors, (132), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-05 08:02:53,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 207 transitions. [2024-11-05 08:02:53,402 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 207 transitions. Word has length 47 [2024-11-05 08:02:53,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:02:53,403 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 207 transitions. [2024-11-05 08:02:53,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-05 08:02:53,404 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 207 transitions. [2024-11-05 08:02:53,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-05 08:02:53,409 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:02:53,409 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-05 08:02:53,497 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 08:02:53,610 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 08:02:53,611 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:02:53,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:02:53,611 INFO L85 PathProgramCache]: Analyzing trace with hash 399886819, now seen corresponding path program 1 times [2024-11-05 08:02:53,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:02:53,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484316173] [2024-11-05 08:02:53,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:02:53,612 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 08:02:53,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:02:53,615 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 08:02:53,616 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