diff --git a/.ci/atime/tests.R b/.ci/atime/tests.R
index 166dbfe08..27094ae53 100644
--- a/.ci/atime/tests.R
+++ b/.ci/atime/tests.R
@@ -1,7 +1,7 @@
 # A function to customize R package metadata and source files to facilitate version-specific installation and testing.
 #
-# This is specifically tailored for handling data.table which requires specific changes in non-standard files (such as the object file name in Makevars and version checking code in onLoad.R)
-# to support testing across different versions (base and HEAD for PRs, commits associated with historical regressions, etc.) of the package.
+# This is specifically tailored for handling data.table which requires specific changes in non-standard files (such as the object file name in Makevars and version checking code in onLoad.R) 
+# to support testing across different versions (base and HEAD for PRs, commits associated with historical regressions, etc.) of the package. 
 # It appends a SHA1 hash to the package name (PKG.SHA), ensuring each version can be installed and tested separately.
 #
 # @param old.Package Current name of the package.
@@ -29,7 +29,7 @@ pkg.edit.fun = function(old.Package, new.Package, sha, new.pkg.path) {
       Package_ <- gsub(".", "_", old.Package, fixed = TRUE)
       new.Package_ <- paste0(Package_, "_", sha)
       pkg_find_replace(
-        "DESCRIPTION",
+        "DESCRIPTION", 
         paste0("Package:\\s+", old.Package),
         paste("Package:", new.Package))
       pkg_find_replace(
@@ -55,13 +55,13 @@ pkg.edit.fun = function(old.Package, new.Package, sha, new.pkg.path) {
     }
 
 # A list of performance tests.
-#
+# 
 # Each entry in this list corresponds to a performance test and contains a sublist with three mandatory arguments:
 # - N: A numeric sequence of data sizes to vary.
 # - setup: An expression evaluated for every data size before measuring time/memory.
-# - expr: An expression that will be evaluated for benchmarking performance across different git commit versions.
+# - expr: An expression that will be evaluated for benchmarking performance across different git commit versions. 
 #         This must call a function from data.table using a syntax with double or triple colon prefix.
-#         The package name before the colons will be replaced by a new package name that uses the commit SHA hash.
+#         The package name before the colons will be replaced by a new package name that uses the commit SHA hash. 
 #         (For instance, data.table:::[.data.table will become data.table.some_40_digit_SHA1_hash:::[.data.table)
 #
 # Optional parameters that may be useful to configure tests:
@@ -72,7 +72,7 @@ pkg.edit.fun = function(old.Package, new.Package, sha, new.pkg.path) {
 # @note Please check https://github.com/tdhock/atime/blob/main/vignettes/data.table.Rmd for more information.
 # nolint start: undesirable_operator_linter. ':::' needed+appropriate here.
 test.list <- list(
-  # Performance regression discussed in: https://github.com/Rdatatable/data.table/issues/4311
+  # Performance regression discussed in: https://github.com/Rdatatable/data.table/issues/4311 
   # Fixed in: https://github.com/Rdatatable/data.table/pull/4440
   "Regression fixed in #4440" = list(
     pkg.edit.fun = pkg.edit.fun,
@@ -89,7 +89,7 @@ test.list <- list(
 
   # Test based on: https://github.com/Rdatatable/data.table/issues/5424
   # Performance regression introduced from a commit in: https://github.com/Rdatatable/data.table/pull/4491
-  # Fixed in: https://github.com/Rdatatable/data.table/pull/5463
+  # Fixed in: https://github.com/Rdatatable/data.table/pull/5463    
   "Regression fixed in #5463" = list(
     pkg.edit.fun = pkg.edit.fun,
     N = 10^seq(3, 8),
@@ -102,7 +102,7 @@ test.list <- list(
         key = "g")
       dt_mod <- copy(dt)
     }),
-    expr = quote(data.table:::`[.data.table`(dt_mod, , N := .N, by = g)),
+    expr = quote(data.table:::`[.data.table`(dt_mod, , N := .N, by = g)),    
     Before = "be2f72e6f5c90622fe72e1c315ca05769a9dc854", # Parent of the regression causing commit (https://github.com/Rdatatable/data.table/commit/e793f53466d99f86e70fc2611b708ae8c601a451) in the PR that introduced the issue (https://github.com/Rdatatable/data.table/pull/4491/commits)
     Regression = "e793f53466d99f86e70fc2611b708ae8c601a451", # Commit responsible for regression in the PR that introduced the issue (https://github.com/Rdatatable/data.table/pull/4491/commits)
     Fixed = "58409197426ced4714af842650b0cc3b9e2cb842"), # Last commit in the PR that fixed the regression (https://github.com/Rdatatable/data.table/pull/5463/commits)