diff --git a/DESCRIPTION b/DESCRIPTION
index a479c832..7258a4ac 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -44,7 +44,7 @@ Depends:
     R (>= 3.1.0)
 Imports:
     checkmate (>= 2.0.0),
-    data.table,
+    data.table (>= 1.15.2),
     lgr,
     methods,
     mlr3misc (>= 0.11.0),
diff --git a/NAMESPACE b/NAMESPACE
index ebfc18f3..93177b1c 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -66,6 +66,9 @@ import(mlr3misc)
 import(paradox)
 importFrom(R6,R6Class)
 importFrom(methods,formalArgs)
+importFrom(mlr3misc,clbk)
+importFrom(mlr3misc,clbks)
+importFrom(mlr3misc,mlr_callbacks)
 importFrom(utils,bibentry)
 importFrom(utils,capture.output)
 importFrom(utils,head)
diff --git a/R/OptimizerIrace.R b/R/OptimizerIrace.R
index 3bd4daea..615fea50 100644
--- a/R/OptimizerIrace.R
+++ b/R/OptimizerIrace.R
@@ -229,7 +229,7 @@ target_runner_default = function(experiment, exec.target.runner, scenario, targe
     configuration
   })
   # fix logicals
-  lgl_params = as.data.table(optim_instance$search_space)[class == "ParamLgl", id]
+  lgl_params = as.data.table(optim_instance$search_space)[class == "ParamLgl", id, env = list(id = "id")]
   if (length(lgl_params)) xdt[, (lgl_params) := lapply(.SD, as.logical), .SDcols = lgl_params]
 
   # provide experiment instances to objective
diff --git a/man/Codomain.Rd b/man/Codomain.Rd
index ee7fe0d3..7af21514 100644
--- a/man/Codomain.Rd
+++ b/man/Codomain.Rd
@@ -72,28 +72,21 @@ of a maximization problem to turn it into a minimization problem.}
 \if{html}{\out{
 <details><summary>Inherited methods</summary>
 <ul>
+<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="add"><a href='../../paradox/html/ParamSet.html#method-ParamSet-add'><code>paradox::ParamSet$add()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="add_dep"><a href='../../paradox/html/ParamSet.html#method-ParamSet-add_dep'><code>paradox::ParamSet$add_dep()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="assert"><a href='../../paradox/html/ParamSet.html#method-ParamSet-assert'><code>paradox::ParamSet$assert()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="assert_dt"><a href='../../paradox/html/ParamSet.html#method-ParamSet-assert_dt'><code>paradox::ParamSet$assert_dt()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="check"><a href='../../paradox/html/ParamSet.html#method-ParamSet-check'><code>paradox::ParamSet$check()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="check_dependencies"><a href='../../paradox/html/ParamSet.html#method-ParamSet-check_dependencies'><code>paradox::ParamSet$check_dependencies()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="check_dt"><a href='../../paradox/html/ParamSet.html#method-ParamSet-check_dt'><code>paradox::ParamSet$check_dt()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="flatten"><a href='../../paradox/html/ParamSet.html#method-ParamSet-flatten'><code>paradox::ParamSet$flatten()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="format"><a href='../../paradox/html/ParamSet.html#method-ParamSet-format'><code>paradox::ParamSet$format()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="get_domain"><a href='../../paradox/html/ParamSet.html#method-ParamSet-get_domain'><code>paradox::ParamSet$get_domain()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="get_values"><a href='../../paradox/html/ParamSet.html#method-ParamSet-get_values'><code>paradox::ParamSet$get_values()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="ids"><a href='../../paradox/html/ParamSet.html#method-ParamSet-ids'><code>paradox::ParamSet$ids()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="print"><a href='../../paradox/html/ParamSet.html#method-ParamSet-print'><code>paradox::ParamSet$print()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="qunif"><a href='../../paradox/html/ParamSet.html#method-ParamSet-qunif'><code>paradox::ParamSet$qunif()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="search_space"><a href='../../paradox/html/ParamSet.html#method-ParamSet-search_space'><code>paradox::ParamSet$search_space()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="set_values"><a href='../../paradox/html/ParamSet.html#method-ParamSet-set_values'><code>paradox::ParamSet$set_values()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="subset"><a href='../../paradox/html/ParamSet.html#method-ParamSet-subset'><code>paradox::ParamSet$subset()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="subspaces"><a href='../../paradox/html/ParamSet.html#method-ParamSet-subspaces'><code>paradox::ParamSet$subspaces()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="test"><a href='../../paradox/html/ParamSet.html#method-ParamSet-test'><code>paradox::ParamSet$test()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="test_constraint"><a href='../../paradox/html/ParamSet.html#method-ParamSet-test_constraint'><code>paradox::ParamSet$test_constraint()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="test_constraint_dt"><a href='../../paradox/html/ParamSet.html#method-ParamSet-test_constraint_dt'><code>paradox::ParamSet$test_constraint_dt()</code></a></span></li>
 <li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="test_dt"><a href='../../paradox/html/ParamSet.html#method-ParamSet-test_dt'><code>paradox::ParamSet$test_dt()</code></a></span></li>
-<li><span class="pkg-link" data-pkg="paradox" data-topic="ParamSet" data-id="trafo"><a href='../../paradox/html/ParamSet.html#method-ParamSet-trafo'><code>paradox::ParamSet$trafo()</code></a></span></li>
 </ul>
 </details>
 }}
diff --git a/man/Terminator.Rd b/man/Terminator.Rd
index a8882414..b2811d34 100644
--- a/man/Terminator.Rd
+++ b/man/Terminator.Rd
@@ -26,15 +26,15 @@ The method must return the maximum number of steps (\code{max_steps}) and the cu
 
 \seealso{
 Other Terminator: 
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Public fields}{
diff --git a/man/mlr_terminators.Rd b/man/mlr_terminators.Rd
index b721f380..b15f621f 100644
--- a/man/mlr_terminators.Rd
+++ b/man/mlr_terminators.Rd
@@ -46,8 +46,8 @@ Other Terminator:
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
-\code{\link{mlr_terminators_stagnation}}
+\code{\link{mlr_terminators_stagnation}},
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \keyword{datasets}
diff --git a/man/mlr_terminators_clock_time.Rd b/man/mlr_terminators_clock_time.Rd
index 0909dd35..4735dc6e 100644
--- a/man/mlr_terminators_clock_time.Rd
+++ b/man/mlr_terminators_clock_time.Rd
@@ -33,14 +33,14 @@ trm("clock_time", stop_time = stop_time)
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_combo.Rd b/man/mlr_terminators_combo.Rd
index cd30a9d1..60c99d41 100644
--- a/man/mlr_terminators_combo.Rd
+++ b/man/mlr_terminators_combo.Rd
@@ -37,14 +37,14 @@ trm("combo",
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_evals.Rd b/man/mlr_terminators_evals.Rd
index 111c747f..d9fa6d10 100644
--- a/man/mlr_terminators_evals.Rd
+++ b/man/mlr_terminators_evals.Rd
@@ -52,14 +52,14 @@ trm("evals", n_evals = 1, k = 3)
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_none.Rd b/man/mlr_terminators_none.Rd
index 95bfc677..a53237fe 100644
--- a/man/mlr_terminators_none.Rd
+++ b/man/mlr_terminators_none.Rd
@@ -21,14 +21,14 @@ trm("none")
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_perf_reached.Rd b/man/mlr_terminators_perf_reached.Rd
index d775c733..8db1c209 100644
--- a/man/mlr_terminators_perf_reached.Rd
+++ b/man/mlr_terminators_perf_reached.Rd
@@ -35,14 +35,14 @@ trm("perf_reached")
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_run_time.Rd b/man/mlr_terminators_run_time.Rd
index 4bd2e4aa..ade5355c 100644
--- a/man/mlr_terminators_run_time.Rd
+++ b/man/mlr_terminators_run_time.Rd
@@ -36,14 +36,14 @@ trm("run_time", secs = 1800)
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
-\code{\link{mlr_terminators_stagnation_batch}},
 \code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_stagnation.Rd b/man/mlr_terminators_stagnation.Rd
index 332cf66e..3e763390 100644
--- a/man/mlr_terminators_stagnation.Rd
+++ b/man/mlr_terminators_stagnation.Rd
@@ -38,14 +38,14 @@ trm("stagnation", iters = 5, threshold = 1e-5)
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation_batch}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation_batch}}
 }
 \concept{Terminator}
 \section{Super class}{
diff --git a/man/mlr_terminators_stagnation_batch.Rd b/man/mlr_terminators_stagnation_batch.Rd
index de6d0a68..456e3e0d 100644
--- a/man/mlr_terminators_stagnation_batch.Rd
+++ b/man/mlr_terminators_stagnation_batch.Rd
@@ -38,14 +38,14 @@ trm("stagnation_batch", n = 1, threshold = 1e-5)
 \seealso{
 Other Terminator: 
 \code{\link{Terminator}},
+\code{\link{mlr_terminators}},
 \code{\link{mlr_terminators_clock_time}},
 \code{\link{mlr_terminators_combo}},
 \code{\link{mlr_terminators_evals}},
 \code{\link{mlr_terminators_none}},
 \code{\link{mlr_terminators_perf_reached}},
 \code{\link{mlr_terminators_run_time}},
-\code{\link{mlr_terminators_stagnation}},
-\code{\link{mlr_terminators}}
+\code{\link{mlr_terminators_stagnation}}
 }
 \concept{Terminator}
 \section{Super class}{