*** caught segfault ***
address (nil), cause 'memory not mapped'

Traceback:
 1: .getClassesFromCache(Class)
 2: getClassDef(class1)
 3: methods::is(genfun, "genericFunction")
 4: registerS3methods(nsInfo$S3methods, package, env)
 5: loadNamespace(package, lib.loc)
 6: doTryCatch(return(expr), name, parentenv, handler)
 7: tryCatchOne(expr, names, parentenv, handlers[[1L]])
 8: tryCatchList(expr, classes, parentenv, handlers)
 9: 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)})
10: library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE,     warn.conflicts = warn.conflicts, quietly = quietly)
11: doTryCatch(return(expr), name, parentenv, handler)
12: tryCatchOne(expr, names, parentenv, handlers[[1L]])
13: tryCatchList(expr, classes, parentenv, handlers)
14: tryCatch(library(package, lib.loc = lib.loc, character.only = TRUE,     logical.return = TRUE, warn.conflicts = warn.conflicts, quietly = quietly),     error = function(e) e)
15: require(pkg, quietly = TRUE, warn.conflicts = FALSE, character.only = TRUE)
16: .First.sys()
An irrecoverable exception occurred. R is aborting now ...

 *** caught segfault ***
address 0xc7f0, cause 'memory not mapped'
An irrecoverable exception occurred. R is aborting now ...

Error: package or namespace load failed for ‘datasets’ in gzfile(file, "rb"):
 cannot open the connection
During startup - Warning messages:
1: In gzfile(file, "rb") :
  cannot open compressed file '/data/gannet/ripley/R/R-clang/library/datasets/data/Rdata.rdx', probable reason 'No such file or directory'
2: package ‘datasets’ in options("defaultPackages") was not found