Segmentation fault at the installation of the package

Hello,
I'm a complete R newbie. Sorry if it's something "obvious". I'm trying to install the RcppCNPy package on my local computer and I get a segfault:
> install.packages('RcppCNPy', repos='http://cran.us.r-project.org')
trying URL 'http://cran.us.r-project.org/src/contrib/RcppCNPy_0.2.10.tar.gz'
Content type 'application/x-gzip' length 374200 bytes (365 KB)
==================================================
downloaded 365 KB

* installing *source* package ‘RcppCNPy’ ...
** package ‘RcppCNPy’ successfully unpacked and MD5 sums checked
** libs
g++ -std=gnu++11 -I/home/pierre/anaconda3/envs/Rstuff/lib/R/include -DNDEBUG  -I"/home/pierre/anaconda3/envs/Rstuff/lib/R/library/Rcpp/include" -I/home/pierre/anaconda3/envs/Rstuff/include   -fpic  -I/home/pierre/anaconda3/envs/Rstuff/include -c RcppExports.cpp -o RcppExports.o
g++ -std=gnu++11 -I/home/pierre/anaconda3/envs/Rstuff/lib/R/include -DNDEBUG  -I"/home/pierre/anaconda3/envs/Rstuff/lib/R/library/Rcpp/include" -I/home/pierre/anaconda3/envs/Rstuff/include   -fpic  -I/home/pierre/anaconda3/envs/Rstuff/include -c cnpy.cpp -o cnpy.o
g++ -std=gnu++11 -I/home/pierre/anaconda3/envs/Rstuff/lib/R/include -DNDEBUG  -I"/home/pierre/anaconda3/envs/Rstuff/lib/R/library/Rcpp/include" -I/home/pierre/anaconda3/envs/Rstuff/include   -fpic  -I/home/pierre/anaconda3/envs/Rstuff/include -c cnpyMod.cpp -o cnpyMod.o
g++ -std=gnu++11 -shared -L/home/pierre/anaconda3/envs/Rstuff/lib/R/lib -L/home/pierre/anaconda3/envs/Rstuff/lib -lgfortran -o RcppCNPy.so RcppExports.o cnpy.o cnpyMod.o -lz -L/home/pierre/anaconda3/envs/Rstuff/lib/R/lib -lR
installing to /home/pierre/anaconda3/envs/Rstuff/lib/R/library/RcppCNPy/libs
** R
** demo
** inst
** preparing package for lazy loading
** help
*** installing help indices
** building package indices
** installing vignettes
** testing if installed package can be loaded

 *** caught segfault ***
address 0x20, cause 'memory not mapped'

Traceback:
 1: .Call(Module__functions_names, xp)
 2: Module(module, mustStart = TRUE, where = env)
 3: doTryCatch(return(expr), name, parentenv, handler)
 4: tryCatchOne(expr, names, parentenv, handlers[[1L]])
 5: tryCatchList(expr, classes, parentenv, handlers)
 6: tryCatch(Module(module, mustStart = TRUE, where = env), error = function(e) e)
 7: loadModule(module = "cnpy", what = TRUE, env = ns, loadNow = TRUE)
 8: (function (ns) loadModule(module = "cnpy", what = TRUE, env = ns, loadNow = TRUE))(<environment>)
 9: doTryCatch(return(expr), name, parentenv, handler)
10: tryCatchOne(expr, names, parentenv, handlers[[1L]])
11: tryCatchList(expr, classes, parentenv, handlers)
12: tryCatch((function (ns) loadModule(module = "cnpy", what = TRUE, env = ns, loadNow = TRUE))(<environment>),     error = function(e) e)
13: eval(substitute(tryCatch(FUN(WHERE), error = function(e) e),     list(FUN = f, WHERE = where)), where)
14: eval(substitute(tryCatch(FUN(WHERE), error = function(e) e),     list(FUN = f, WHERE = where)), where)
15: .doLoadActions(where, attach)
16: methods::cacheMetaData(ns, TRUE, ns)
17: loadNamespace(package, lib.loc)
18: doTryCatch(return(expr), name, parentenv, handler)
19: tryCatchOne(expr, names, parentenv, handlers[[1L]])
20: tryCatchList(expr, classes, parentenv, handlers)
21: 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)})
22: library(pkg_name, lib.loc = lib, character.only = TRUE, logical.return = TRUE)
23: withCallingHandlers(expr, packageStartupMessage = function(c) invokeRestart("muffleMessage"))
24: suppressPackageStartupMessages(library(pkg_name, lib.loc = lib,     character.only = TRUE, logical.return = TRUE))
25: doTryCatch(return(expr), name, parentenv, handler)
26: tryCatchOne(expr, names, parentenv, handlers[[1L]])
27: tryCatchList(expr, classes, parentenv, handlers)
28: tryCatch(expr, error = function(e) {    call <- conditionCall(e)    if (!is.null(call)) {        if (identical(call[[1L]], quote(doTryCatch)))             call <- sys.call(-4L)        dcall <- deparse(call)[1L]        prefix <- paste("Error in", dcall, ": ")        LONG <- 75L        msg <- conditionMessage(e)        sm <- strsplit(msg, "\n")[[1L]]        w <- 14L + nchar(dcall, type = "w") + nchar(sm[1L], type = "w")        if (is.na(w))             w <- 14L + nchar(dcall, type = "b") + nchar(sm[1L],                 type = "b")        if (w > LONG)             prefix <- paste0(prefix, "\n  ")    }    else prefix <- "Error : "    msg <- paste0(prefix, conditionMessage(e), "\n")    .Internal(seterrmessage(msg[1L]))    if (!silent && identical(getOption("show.error.messages"),         TRUE)) {        cat(msg, file = outFile)        .Internal(printDeferredWarnings())    }    invisible(structure(msg, class = "try-error", condition = e))})
29: try(suppressPackageStartupMessages(library(pkg_name, lib.loc = lib,     character.only = TRUE, logical.return = TRUE)))
30: tools:::.test_load_package("RcppCNPy", "/home/pierre/anaconda3/envs/Rstuff/lib/R/library")
An irrecoverable exception occurred. R is aborting now ...
Segmentation fault (core dumped)
ERROR: loading failed
* removing ‘/home/pierre/anaconda3/envs/Rstuff/lib/R/library/RcppCNPy’

The downloaded source packages are in
    ‘/tmp/Rtmpvu9zdk/downloaded_packages’
Updating HTML index of packages in '.Library'
Making 'packages.html' ... done
Warning message:
In install.packages("RcppCNPy", repos = "http://cran.us.r-project.org") :
  installation of package ‘RcppCNPy’ had non-zero exit status
Any idea? Thanks!
eddelbuettel / rcppcnpy

Segmentation fault at the installation of the package #24
