Running ‘spelling.R’ [1s/2s]
  Comparing ‘spelling.Rout’ to ‘spelling.Rout.save’ ... OK
  Running ‘testthat.R’ [2s/29s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library(testthat)
  > library(curl)
  > 
  > test_check("curl")
  This is libcurl version 7.60.0 with GnuTLS/3.5.18 
  Using test server: http://hb.opencpu.org 
  
   *** caught segfault ***
  address 0x656c62617657, cause 'memory not mapped'
  
  Traceback:
   1: curl_fetch_memory(httpbin("gzip"), handle = h)
   2: rawToChar(curl_fetch_memory(httpbin("gzip"), handle = h)$content)
   3: jsonlite::fromJSON(rawToChar(curl_fetch_memory(httpbin("gzip"),     handle = h)$content))
   4: eval_bare(get_expr(quo), get_env(quo))
   5: quasi_label(enquo(object), label)
   6: expect_equal(jsonlite::fromJSON(rawToChar(curl_fetch_memory(httpbin("gzip"),     handle = h)$content))$gzipped, TRUE)
   7: eval(code, test_env)
   8: eval(code, test_env)
   9: withCallingHandlers({    eval(code, test_env)    if (!handled && !is.null(test)) {        skip_empty()    }}, expectation = handle_expectation, skip = handle_skip, warning = handle_warning,     message = handle_message, error = handle_error)
  10: doTryCatch(return(expr), name, parentenv, handler)
  11: tryCatchOne(expr, names, parentenv, handlers[[1L]])
  12: tryCatchList(expr, names[-nh], parentenv, handlers[-nh])
  13: doTryCatch(return(expr), name, parentenv, handler)
  14: tryCatchOne(tryCatchList(expr, names[-nh], parentenv, handlers[-nh]),     names[nh], parentenv, handlers[[nh]])
  15: tryCatchList(expr, classes, parentenv, handlers)
  16: tryCatch(withCallingHandlers({    eval(code, test_env)    if (!handled && !is.null(test)) {        skip_empty()    }}, expectation = handle_expectation, skip = handle_skip, warning = handle_warning,     message = handle_message, error = handle_error), error = handle_fatal,     skip = function(e) {    })
  17: test_code(desc, code, env = parent.frame())
  18: test_that("Compression and destroying connection", {    con <- curl(httpbin("deflate"), handle = h)    expect_equal(jsonlite::fromJSON(readLines(con))$deflate,         TRUE)    expect_false(isOpen(con))    close(con)    expect_equal(jsonlite::fromJSON(rawToChar(curl_fetch_memory(httpbin("deflate"),         handle = h)$content))$deflate, TRUE)    con <- curl(httpbin("gzip"), handle = h)    expect_equal(jsonlite::fromJSON(readLines(con))$gzipped,         TRUE)    expect_false(isOpen(con))    close(con)    expect_equal(jsonlite::fromJSON(rawToChar(curl_fetch_memory(httpbin("gzip"),         handle = h)$content))$gzipped, TRUE)})
  19: eval(code, test_env)
  20: eval(code, test_env)
  21: withCallingHandlers({    eval(code, test_env)    if (!handled && !is.null(test)) {        skip_empty()    }}, expectation = handle_expectation, skip = handle_skip, warning = handle_warning,     message = handle_message, error = handle_error)
  22: doTryCatch(return(expr), name, parentenv, handler)
  23: tryCatchOne(expr, names, parentenv, handlers[[1L]])
  24: tryCatchList(expr, names[-nh], parentenv, handlers[-nh])
  25: doTryCatch(return(expr), name, parentenv, handler)
  26: tryCatchOne(tryCatchList(expr, names[-nh], parentenv, handlers[-nh]),     names[nh], parentenv, handlers[[nh]])
  27: tryCatchList(expr, classes, parentenv, handlers)
  28: tryCatch(withCallingHandlers({    eval(code, test_env)    if (!handled && !is.null(test)) {        skip_empty()    }}, expectation = handle_expectation, skip = handle_skip, warning = handle_warning,     message = handle_message, error = handle_error), error = handle_fatal,     skip = function(e) {    })
  29: test_code(NULL, exprs, env)
  30: source_file(path, new.env(parent = env), chdir = TRUE, wrap = wrap)
  31: force(code)
  32: with_reporter(reporter = reporter, start_end_reporter = start_end_reporter,     {        lister$start_file(basename(path))        source_file(path, new.env(parent = env), chdir = TRUE,             wrap = wrap)        end_context()    })
  33: FUN(X[[i]], ...)
  34: lapply(paths, test_file, env = env, reporter = current_reporter,     start_end_reporter = FALSE, load_helpers = FALSE, wrap = wrap)
  35: force(code)
  36: with_reporter(reporter = current_reporter, results <- lapply(paths,     test_file, env = env, reporter = current_reporter, start_end_reporter = FALSE,     load_helpers = FALSE, wrap = wrap))
  37: test_files(paths, reporter = reporter, env = env, stop_on_failure = stop_on_failure,     stop_on_warning = stop_on_warning, wrap = wrap)
  38: test_dir(path = test_path, reporter = reporter, env = env, filter = filter,     ..., stop_on_failure = stop_on_failure, stop_on_warning = stop_on_warning,     wrap = wrap)
  39: test_package_dir(package = package, test_path = test_path, filter = filter,     reporter = reporter, ..., stop_on_failure = stop_on_failure,     stop_on_warning = stop_on_warning, wrap = wrap)
  40: test_check("curl")
  An irrecoverable exception occurred. R is aborting now ...
  Segmentation fault