*** caught illegal operation ***
address 0x7fffb10e0e97, cause 'illegal opcode'

Traceback:
 1: doTryCatch(return(expr), name, parentenv, handler)
 2: tryCatchOne(expr, names, parentenv, handlers[[1L]])
 3: tryCatchList(expr, classes, parentenv, handlers)
 4: tryCatch(.Internal(capabilitiesX11()), error = function(e) FALSE)
 5: capabilities()
 6: isTRUE(capabilities()[["tcltk"]])
 7: fun(libname, pkgname)
 8: doTryCatch(return(expr), name, parentenv, handler)
 9: tryCatchOne(expr, names, parentenv, handlers[[1L]])
10: tryCatchList(expr, classes, parentenv, handlers)
11: tryCatch(fun(libname, pkgname), error = identity)
12: runHook(".onAttach", ns, dirname(nspath), nsname)
13: attachNamespace(ns, pos = pos, deps)
14: doTryCatch(return(expr), name, parentenv, handler)
15: tryCatchOne(expr, names, parentenv, handlers[[1L]])
16: tryCatchList(expr, classes, parentenv, handlers)
17: tryCatch({    attr(package, "LibPath") <- which.lib.loc    ns <- loadNamespace(package, lib.loc)    env <- attachNamespace(ns, pos = pos, deps)}, error = function(e) {    P <- if (!is.null(cc <- conditionCall(e)))         paste(" in", deparse(cc)[1L])    else ""    msg <- gettextf("package or namespace load failed for %s%s:\n %s",         sQuote(package), P, conditionMessage(e))    if (logical.return)         message(paste("Error:", msg), domain = NA)    else stop(msg, call. = FALSE, domain = NA)})
18: library(pkg, character.only = TRUE, logical.return = TRUE, lib.loc = lib.loc,     quietly = quietly)
19: .getRequiredPackages2(pkgInfo, quietly = quietly)
20: library(pkg, character.only = TRUE, logical.return = TRUE, lib.loc = lib.loc,     quietly = quietly)
21: .getRequiredPackages2(pkgInfo, quietly = quietly)
22: library(pkg, character.only = TRUE, logical.return = TRUE, lib.loc = lib.loc,     quietly = quietly)
23: .getRequiredPackages2(pkgInfo, quietly = quietly)
24: library(fdq)
25: withCallingHandlers(expr, message = function(c) invokeRestart("muffleMessage"))
26: suppressMessages(library(fdq))
An irrecoverable exception occurred. R is aborting now ...