diff --git a/objects/org/eolang/as-phi.eo b/objects/org/eolang/as-phi.eo
index 25568ece..8747a980 100644
--- a/objects/org/eolang/as-phi.eo
+++ b/objects/org/eolang/as-phi.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Turns an object into a φ-term.
 [x] > as-phi /string
diff --git a/objects/org/eolang/bool.eo b/objects/org/eolang/bool.eo
index 6e68450b..e45cc553 100644
--- a/objects/org/eolang/bool.eo
+++ b/objects/org/eolang/bool.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Boolean.
 [as-bytes] > bool
diff --git a/objects/org/eolang/bytes.eo b/objects/org/eolang/bytes.eo
index c00099a1..bd2d28ad 100644
--- a/objects/org/eolang/bytes.eo
+++ b/objects/org/eolang/bytes.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Bytes.
 [] > bytes
diff --git a/objects/org/eolang/cage.eo b/objects/org/eolang/cage.eo
index 878a97e0..4f08a5d4 100644
--- a/objects/org/eolang/cage.eo
+++ b/objects/org/eolang/cage.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # This object is doing exactly the same as "memory", but allows
 # you to store objects, not only data. In other words, it doesn't
diff --git a/objects/org/eolang/cti.eo b/objects/org/eolang/cti.eo
index 55f3e9ef..bc434c19 100644
--- a/objects/org/eolang/cti.eo
+++ b/objects/org/eolang/cti.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Compile Time Instruction.
 # Make possible to highlight deprecated methods.
diff --git a/objects/org/eolang/error.eo b/objects/org/eolang/error.eo
index b66559a0..91595dfb 100644
--- a/objects/org/eolang/error.eo
+++ b/objects/org/eolang/error.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # This object must be used in order to terminate the program
 # due to an error. Just make a copy of it with any encapsulated object.
diff --git a/objects/org/eolang/float.eo b/objects/org/eolang/float.eo
index f9f0c8ff..8be49e41 100644
--- a/objects/org/eolang/float.eo
+++ b/objects/org/eolang/float.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Float.
 [as-bytes] > float
diff --git a/objects/org/eolang/goto.eo b/objects/org/eolang/goto.eo
index eaa4e236..75c0b680 100644
--- a/objects/org/eolang/goto.eo
+++ b/objects/org/eolang/goto.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Non-conditional forward and backward jumps. Returns TRUE
 # if the backward jump happened, an object provided to
diff --git a/objects/org/eolang/heap.eo b/objects/org/eolang/heap.eo
index 68583b1d..9416a42a 100644
--- a/objects/org/eolang/heap.eo
+++ b/objects/org/eolang/heap.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Emulation of random-access memory (RAM).
 [size] > heap
diff --git a/objects/org/eolang/int.eo b/objects/org/eolang/int.eo
index 50fabc43..334eb25f 100644
--- a/objects/org/eolang/int.eo
+++ b/objects/org/eolang/int.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Integer.
 [as-bytes] > int
diff --git a/objects/org/eolang/io/stdin.eo b/objects/org/eolang/io/stdin.eo
index 8e663d5a..7e14ef06 100644
--- a/objects/org/eolang/io/stdin.eo
+++ b/objects/org/eolang/io/stdin.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang.io
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Stdin.
 [] > stdin
diff --git a/objects/org/eolang/io/stdout.eo b/objects/org/eolang/io/stdout.eo
index 6cb9c815..4987f4c2 100644
--- a/objects/org/eolang/io/stdout.eo
+++ b/objects/org/eolang/io/stdout.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang.io
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Stdout.
 [text] > stdout /bool
diff --git a/objects/org/eolang/memory.eo b/objects/org/eolang/memory.eo
index 8212c97b..44f7da10 100644
--- a/objects/org/eolang/memory.eo
+++ b/objects/org/eolang/memory.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Storage of data in memory.
 [] > memory /bytes
diff --git a/objects/org/eolang/nan.eo b/objects/org/eolang/nan.eo
index 059f80ff..eff7d39e 100644
--- a/objects/org/eolang/nan.eo
+++ b/objects/org/eolang/nan.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Not a number.
 [] > nan
diff --git a/objects/org/eolang/negative-infinity.eo b/objects/org/eolang/negative-infinity.eo
index 3165e361..f94ece4f 100644
--- a/objects/org/eolang/negative-infinity.eo
+++ b/objects/org/eolang/negative-infinity.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Negative infinity.
 [] > negative-infinity
diff --git a/objects/org/eolang/nop.eo b/objects/org/eolang/nop.eo
index 501aafba..66b2dd51 100644
--- a/objects/org/eolang/nop.eo
+++ b/objects/org/eolang/nop.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Object that always is TRUE.
 [args] > nop
diff --git a/objects/org/eolang/positive-infinity.eo b/objects/org/eolang/positive-infinity.eo
index 017cb959..cc1c08e5 100644
--- a/objects/org/eolang/positive-infinity.eo
+++ b/objects/org/eolang/positive-infinity.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Positive infinity.
 [] > positive-infinity
diff --git a/objects/org/eolang/ram.eo b/objects/org/eolang/ram.eo
index f48ef41f..2132e423 100644
--- a/objects/org/eolang/ram.eo
+++ b/objects/org/eolang/ram.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Random-access memory (RAM).
 [size] > ram
diff --git a/objects/org/eolang/rust.eo b/objects/org/eolang/rust.eo
index bfe67e6e..eeae1f32 100644
--- a/objects/org/eolang/rust.eo
+++ b/objects/org/eolang/rust.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Rust insert.
 [code portal params] > rust /?
diff --git a/objects/org/eolang/seq.eo b/objects/org/eolang/seq.eo
index f917a6e1..325f4ca9 100644
--- a/objects/org/eolang/seq.eo
+++ b/objects/org/eolang/seq.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Dataizes all provided steps and returns the last one.
 [steps] > seq /?
diff --git a/objects/org/eolang/string.eo b/objects/org/eolang/string.eo
index ebc56a2e..cf99f822 100644
--- a/objects/org/eolang/string.eo
+++ b/objects/org/eolang/string.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # String.
 [as-bytes] > string
diff --git a/objects/org/eolang/switch.eo b/objects/org/eolang/switch.eo
index 26c97da3..bec32eeb 100644
--- a/objects/org/eolang/switch.eo
+++ b/objects/org/eolang/switch.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Allow to choose right options according to cases conditions.
 # Parameter cases is the array of two dimensional array, which
diff --git a/objects/org/eolang/try.eo b/objects/org/eolang/try.eo
index b202f8b2..a835822a 100644
--- a/objects/org/eolang/try.eo
+++ b/objects/org/eolang/try.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Try, catch and finally. This object helps catch errors created by the
 # object 'error'. When being dataized, such objects will crash the problem.
diff --git a/objects/org/eolang/tuple.eo b/objects/org/eolang/tuple.eo
index 788ccf1c..2d84f7bd 100644
--- a/objects/org/eolang/tuple.eo
+++ b/objects/org/eolang/tuple.eo
@@ -23,8 +23,8 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang
-+rt jvm org.eolang:eo-runtime:0.35.2
-+version 0.35.2
++rt jvm org.eolang:eo-runtime:0.35.5
++version 0.35.5
 
 # Tuple.
 [head tail] > tuple
@@ -57,10 +57,16 @@
         index.lt 0
         index.gte len
       error "Given index is out of tuple bounds"
-      if.
-        index.lt (len.plus -1)
-        ^.head.at index
-        ^.tail
+      at-without-checks index
+
+    # Takes element from the tuple without index validation.
+    # Here `i` must be an object that can be comparable with `int` using `lt` attribute.
+    [i] > at-without-checks
+      i > idx!
+      if. > @
+        idx.lt head.length
+        ^.^.head.at.at-without-checks idx
+        ^.^.tail
 
   # Create a new tuple with this element added to the end of it.
   [x] > with
diff --git a/py/__pycache__/deps.cpython-310.pyc b/py/__pycache__/deps.cpython-310.pyc
index 0744e988..6e29164e 100644
Binary files a/py/__pycache__/deps.cpython-310.pyc and b/py/__pycache__/deps.cpython-310.pyc differ
diff --git a/tests/org/eolang/as-phi-tests.eo b/tests/org/eolang/as-phi-tests.eo
index b5f255f1..cf4c48c4 100644
--- a/tests/org/eolang/as-phi-tests.eo
+++ b/tests/org/eolang/as-phi-tests.eo
@@ -25,7 +25,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > prints-itself
diff --git a/tests/org/eolang/bool-tests.eo b/tests/org/eolang/bool-tests.eo
index 4fde5f5a..19415ad5 100644
--- a/tests/org/eolang/bool-tests.eo
+++ b/tests/org/eolang/bool-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > compares-two-bools
diff --git a/tests/org/eolang/bytes-tests.eo b/tests/org/eolang/bytes-tests.eo
index 666bb548..02a34b3f 100644
--- a/tests/org/eolang/bytes-tests.eo
+++ b/tests/org/eolang/bytes-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > takes-part-of-bytes
diff --git a/tests/org/eolang/cage-tests.eo b/tests/org/eolang/cage-tests.eo
index dd7a3e9e..907c7991 100644
--- a/tests/org/eolang/cage-tests.eo
+++ b/tests/org/eolang/cage-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > writes-into-cage
@@ -200,3 +200,22 @@
           nop
         cge.eq 10
     TRUE
+
+# Check that cage stack leads to error. Just prints the error
+# message if passes.
+[] > catches-stack-overflow
+  cage > cge
+    0.plus
+  try > @
+    []
+      seq > @
+        *
+          cge.write
+            0.plus cge
+          cge
+          FALSE
+    [stack-overflow-message]
+      QQ.io.stdout > @
+        stack-overflow-message
+    []
+      FALSE > @
diff --git a/tests/org/eolang/cti-test.eo b/tests/org/eolang/cti-test.eo
index 57311b58..82409cd7 100644
--- a/tests/org/eolang/cti-test.eo
+++ b/tests/org/eolang/cti-test.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > just-prints-warning
diff --git a/tests/org/eolang/float-tests.eo b/tests/org/eolang/float-tests.eo
index 147cffd0..9ebd2b4a 100644
--- a/tests/org/eolang/float-tests.eo
+++ b/tests/org/eolang/float-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +package org.eolang
 +tests
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > less-true
diff --git a/tests/org/eolang/goto-tests.eo b/tests/org/eolang/goto-tests.eo
index 6ad0d3f1..059a1708 100644
--- a/tests/org/eolang/goto-tests.eo
+++ b/tests/org/eolang/goto-tests.eo
@@ -25,7 +25,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > goto-jumps-backwards
diff --git a/tests/org/eolang/heap-tests.eo b/tests/org/eolang/heap-tests.eo
index 1f30bff4..01b7535a 100644
--- a/tests/org/eolang/heap-tests.eo
+++ b/tests/org/eolang/heap-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > allocates-and-uses
diff --git a/tests/org/eolang/int-tests.eo b/tests/org/eolang/int-tests.eo
index cf71ad0e..33fbafe3 100644
--- a/tests/org/eolang/int-tests.eo
+++ b/tests/org/eolang/int-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > less-true
diff --git a/tests/org/eolang/io/stdout-tests.eo b/tests/org/eolang/io/stdout-tests.eo
index d993bb8e..642cd404 100644
--- a/tests/org/eolang/io/stdout-tests.eo
+++ b/tests/org/eolang/io/stdout-tests.eo
@@ -25,7 +25,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang.io
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > prints-string-to-console
diff --git a/tests/org/eolang/io/tupled-stdout-test.eo b/tests/org/eolang/io/tupled-stdout-test.eo
index 796b9435..3d140fcf 100644
--- a/tests/org/eolang/io/tupled-stdout-test.eo
+++ b/tests/org/eolang/io/tupled-stdout-test.eo
@@ -25,7 +25,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang.io
-+version 0.35.2
++version 0.35.5
 
 # Single tupled stdout.
 [] > tupled-stdout-single
diff --git a/tests/org/eolang/io/tupled-stdout.eo b/tests/org/eolang/io/tupled-stdout.eo
index ee936377..cbbec24e 100644
--- a/tests/org/eolang/io/tupled-stdout.eo
+++ b/tests/org/eolang/io/tupled-stdout.eo
@@ -24,7 +24,7 @@
 +architect yegor256@gmail.com
 +home https://github.com/objectionary/eo
 +package org.eolang.io
-+version 0.35.2
++version 0.35.5
 
 # An object for testing entire applications that accepts arguments in the form of a tuple.
 [args] > tupled-stdout
diff --git a/tests/org/eolang/memory-tests.eo b/tests/org/eolang/memory-tests.eo
index 9213c2a2..3c6b86b7 100644
--- a/tests/org/eolang/memory-tests.eo
+++ b/tests/org/eolang/memory-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > writes-into-memory
diff --git a/tests/org/eolang/nan-tests.eo b/tests/org/eolang/nan-tests.eo
index 6c14075e..1b32d984 100644
--- a/tests/org/eolang/nan-tests.eo
+++ b/tests/org/eolang/nan-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +package org.eolang
 +tests
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > nan-not-eq-number
diff --git a/tests/org/eolang/negative-infinity-tests.eo b/tests/org/eolang/negative-infinity-tests.eo
index 56c8cb21..96dcff0f 100644
--- a/tests/org/eolang/negative-infinity-tests.eo
+++ b/tests/org/eolang/negative-infinity-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +package org.eolang
 +tests
-+version 0.35.2
++version 0.35.5
 
 # Equal to.
 [] > negative-infinity-is-equal-to-one-div-zero
@@ -191,7 +191,7 @@
     negative-infinity.gte 42.5
     FALSE
 
-# Times.
+# Times
 #[] > negative-infinity-times-float-zero
 #  eq. > @
 #    as-bytes.
diff --git a/tests/org/eolang/nop-tests.eo b/tests/org/eolang/nop-tests.eo
index ee84a0ae..ed371b1d 100644
--- a/tests/org/eolang/nop-tests.eo
+++ b/tests/org/eolang/nop-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > nop-is-true
diff --git a/tests/org/eolang/positive-infinity-tests.eo b/tests/org/eolang/positive-infinity-tests.eo
index d2d8f7a8..f77938fc 100644
--- a/tests/org/eolang/positive-infinity-tests.eo
+++ b/tests/org/eolang/positive-infinity-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +package org.eolang
 +tests
-+version 0.35.2
++version 0.35.5
 
 # Equal to.
 [] > positive-infinity-is-equal-to-one-div-zero
diff --git a/tests/org/eolang/ram-tests.eo b/tests/org/eolang/ram-tests.eo
index 3c546c4b..0d140381 100644
--- a/tests/org/eolang/ram-tests.eo
+++ b/tests/org/eolang/ram-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > writes-and-slice-ram
diff --git a/tests/org/eolang/runtime-tests.eo b/tests/org/eolang/runtime-tests.eo
index e6e6e0c2..727c44e7 100644
--- a/tests/org/eolang/runtime-tests.eo
+++ b/tests/org/eolang/runtime-tests.eo
@@ -25,7 +25,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > understands-this-correctly
diff --git a/tests/org/eolang/rust-tests.eo b/tests/org/eolang/rust-tests.eo
index 371c9aa8..72752070 100644
--- a/tests/org/eolang/rust-tests.eo
+++ b/tests/org/eolang/rust-tests.eo
@@ -23,7 +23,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > rust-returns-positive-int
diff --git a/tests/org/eolang/seq-tests.eo b/tests/org/eolang/seq-tests.eo
index 339491c3..ea2d6a25 100644
--- a/tests/org/eolang/seq-tests.eo
+++ b/tests/org/eolang/seq-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > seq-single-dataization-float-less-than-test
diff --git a/tests/org/eolang/string-tests.eo b/tests/org/eolang/string-tests.eo
index 3b8f8a78..1e1fd4c1 100644
--- a/tests/org/eolang/string-tests.eo
+++ b/tests/org/eolang/string-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > calculates-length-of-spaces-only
diff --git a/tests/org/eolang/switch-tests.eo b/tests/org/eolang/switch-tests.eo
index 4eb8dac9..8af4b702 100644
--- a/tests/org/eolang/switch-tests.eo
+++ b/tests/org/eolang/switch-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > switch-simple-case
diff --git a/tests/org/eolang/try-tests.eo b/tests/org/eolang/try-tests.eo
index 5439ccba..5fabea7d 100644
--- a/tests/org/eolang/try-tests.eo
+++ b/tests/org/eolang/try-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > simple-division-by-zero
diff --git a/tests/org/eolang/tuple-tests.eo b/tests/org/eolang/tuple-tests.eo
index 2777f731..e0a39b87 100644
--- a/tests/org/eolang/tuple-tests.eo
+++ b/tests/org/eolang/tuple-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > makes-tuple-through-special-syntax
@@ -172,6 +172,24 @@
     a.at 0
     3
 
+# Test
+[] > at-without-checks-with-first-element
+  eq. > @
+    at-without-checks.
+      at.
+        * 100 101 102
+      0
+    100
+
+# Test
+[] > at-without-checks-with-last-element
+  eq. > @
+    at-without-checks.
+      at.
+        * 100 101 102
+      2
+    102
+
 # Test.
 [] > tuple-empty-fluent-with-indented-keyword
   tuple
diff --git a/tests/org/eolang/unit-tests.eo b/tests/org/eolang/unit-tests.eo
index 1127fb30..53bba9da 100644
--- a/tests/org/eolang/unit-tests.eo
+++ b/tests/org/eolang/unit-tests.eo
@@ -24,7 +24,7 @@
 +home https://github.com/objectionary/eo
 +tests
 +package org.eolang
-+version 0.35.2
++version 0.35.5
 
 # Test.
 [] > x