diff --git a/tests/lean/lisp.lean.expected.out b/tests/lean/lisp.lean.expected.out
deleted file mode 100644
index ba3a690d09..0000000000
--- a/tests/lean/lisp.lean.expected.out
+++ /dev/null
@@ -1,20 +0,0 @@
-lisp.lean:200:0: error: cannot evaluate (list "(" [] ")")
-reader:   (list "(" [] ")")
-expander: (list "(" [] ")")
-resolver: (list "(" [] ")")
-reader:   (list "(" [(list "(" [lambda (list "[" [x] "]") x] ")") 1] ")")
-expander: (list "(" [(lambda_core (bind [x] x)) 1] ")")
-resolver: (list "(" [(lambda_core (bind [x] x:0)) 1] ")")
-evaluator: 1
-reader:   (list "(" [(list "(" [lambda (list "[" [x y] "]") x] ")") 1 2] ")")
-expander: (list "(" [(lambda_core (bind [x] (lambda_core (bind [y] x)))) 1 2] ")")
-resolver: (list "(" [(lambda_core (bind [x] (lambda_core (bind [y] x:1)))) 1 2] ")")
-evaluator: 1
-reader:   (list "(" [let (list "(" [(list "[" [x 1] "]")] ")") x] ")")
-expander: (let_core [1] (bind [x] x))
-resolver: (let_core [1] (bind [x] x:0))
-evaluator: 1
-reader:   (list "(" [let (list "(" [(list "[" [tmp 5] "]")] ")") (list "(" [or 0 tmp] ")")] ")")
-expander: (let_core [5] (bind [tmp] (let_core [0] (bind [tmp!3] (if tmp!3 tmp!3 tmp)))))
-resolver: (let_core [5] (bind [tmp] (let_core [0] (bind [tmp!3] (if tmp!3:0 tmp!3:0 tmp:1)))))
-evaluator: 5
diff --git a/tests/lean/macro1.lean.expected.out b/tests/lean/macro1.lean.expected.out
deleted file mode 100644
index 92cff6e943..0000000000
--- a/tests/lean/macro1.lean.expected.out
+++ /dev/null
@@ -1,4 +0,0 @@
-(lambda_core (bind [x] x:0))
-macro1.lean:49:0: error: unknown identifier y
-(lambda_core (bind [x] (lambda_core (bind [x!1] x:1))))
-(lambda_core (bind [x.y] x.y.z:0.(z)))
diff --git a/tests/lean/reader1.lean.expected.out b/tests/lean/reader1.lean.expected.out
deleted file mode 100644
index 7d738d4847..0000000000
--- a/tests/lean/reader1.lean.expected.out
+++ /dev/null
@@ -1,764 +0,0 @@
-result: 
-[(lean.parser.reader.module [(lean.parser.reader.prelude "prelude")] [] [])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  [(lean.parser.reader.import "import" [(lean.parser.reader.import_path [] me)])]
-  [])
- (lean.parser.reader.eoi "")]
-error at line 1, column 0:
-expected command
-partial syntax tree:
-[(lean.parser.reader.module [] [] []) (lean.parser.reader.eoi "")]
-error at line 1, column 6:
-expected "." or identifier
-partial syntax tree:
-[(lean.parser.reader.module
-  []
-  [(lean.parser.reader.import
-    "import"
-    [(lean.parser.reader.import_path [] <missing>) <missing>])
-   <missing>]
-  <missing>)
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  [(lean.parser.reader.prelude "prelude")]
-  [(lean.parser.reader.import
-    "import"
-    [(lean.parser.reader.import_path ["." "."] a)
-     (lean.parser.reader.import_path [] b)])
-   (lean.parser.reader.import "import" [(lean.parser.reader.import_path [] c)])]
-  [])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open
-    "open"
-    [(lean.parser.reader.open_spec me [] [] [] [])
-     (lean.parser.reader.open_spec you [] [] [] [])])])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open
-    "open"
-    [(lean.parser.reader.open_spec
-      me
-      [(lean.parser.reader.open_spec.as "as" you)]
-      [(lean.parser.reader.open_spec.only ["(" a] [b c] ")")]
-      [(lean.parser.reader.open_spec.renaming
-        ["(" "renaming"]
-        [(lean.parser.reader.open_spec.renaming.item a "->" b)
-         (lean.parser.reader.open_spec.renaming.item c "->" d)]
-        ")")]
-      [(lean.parser.reader.open_spec.hiding "(" "hiding" [a b] ")")])])])
- (lean.parser.reader.eoi "")]
-error at line 1, column 8:
-expected command
-partial syntax tree:
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open "open" [(lean.parser.reader.open_spec me [] [] [] [])])])
- (lean.parser.reader.eoi "")]
-error at line 1, column 5:
-expected identifier
-error at line 1, column 9:
-expected identifier
-partial syntax tree:
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open
-    "open"
-    [(lean.parser.reader.open_spec <missing> <missing> <missing> <missing> <missing>)
-     <missing>])
-   (lean.parser.reader.open
-    "open"
-    [(lean.parser.reader.open_spec <missing> <missing> <missing> <missing> <missing>)
-     <missing>])])
- (lean.parser.reader.eoi "")]
-error at line 1, column 8:
-expected command
-partial syntax tree:
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open "open" [(lean.parser.reader.open_spec me [] [] [] [])])
-   (lean.parser.reader.open
-    "open"
-    [(lean.parser.reader.open_spec you [] [] [] [])])])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.open "open" [(lean.parser.reader.open_spec a [] [] [] [])])
-   (lean.parser.reader.section
-    "section"
-    [b]
-    [(lean.parser.reader.open "open" [(lean.parser.reader.open_spec c [] [] [] [])])
-     (lean.parser.reader.section
-      "section"
-      [d]
-      [(lean.parser.reader.open "open" [(lean.parser.reader.open_spec e [] [] [] [])])]
-      "end"
-      [d])]
-    "end"
-    [b])])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.section "section" [a] [] "end" [])])
- (lean.parser.reader.eoi "")]
-result: 
-[(lean.parser.reader.module
-  []
-  []
-  [(lean.parser.reader.notation
-    "notation"
-    (lean.parser.reader.notation_spec
-     (1
-      (lean.parser.reader.notation_spec.rules
-       []
-       [(lean.parser.reader.notation_spec.rule
-         (lean.parser.reader.notation_spec.notation_symbol
-          (0 (lean.parser.reader.notation_spec.notation_quoted_symbol "`" "Prop" "`" [])))
-         [])])))
-    ":="
-    (lean.parser.reader.hole "_"))])
- (lean.parser.reader.eoi "")]
-(lean.parser.reader.notation
- "notation"
- (lean.parser.reader.notation_spec
-  (1
-   (lean.parser.reader.notation_spec.rules
-    []
-    [(lean.parser.reader.notation_spec.rule
-      (lean.parser.reader.notation_spec.notation_symbol
-       (0
-        (lean.parser.reader.notation_spec.notation_quoted_symbol
-         "`"
-         "+"
-         "`"
-         [(lean.parser.reader.notation_spec.precedence
-           ":"
-           (lean.parser.reader.base10_lit "10"))])))
-      [(lean.parser.reader.notation_spec.transition
-        (2
-         (lean.parser.reader.notation_spec.argument
-          b
-          [(lean.parser.reader.notation_spec.action
-            ":"
-            (lean.parser.reader.notation_spec.action_kind
-             (0 (lean.parser.reader.base10_lit "10"))))])))])])))
- ":="
- (lean.parser.reader.hole "_"))
-notation`+`:10 b:10 :=_
-error at line 10, column 19:
-expected "_"
-error at line 11, column 26:
-expected "_"
-error at line 85, column 0:
-expected command
-partial syntax tree:
-[(lean.parser.reader.module
-  [(lean.parser.reader.prelude "prelude")]
-  []
-  [(lean.parser.reader.notation
-    "notation"
-    (lean.parser.reader.notation_spec
-     (1
-      (lean.parser.reader.notation_spec.rules
-       []
-       [(lean.parser.reader.notation_spec.rule
-         (lean.parser.reader.notation_spec.notation_symbol
-          (0 (lean.parser.reader.notation_spec.notation_quoted_symbol "`" "Prop" "`" [])))
-         [])])))
-    ":="
-    (lean.parser.reader.hole <missing>))
-   (lean.parser.reader.notation
-    "notation"
-    (lean.parser.reader.notation_spec
-     (1
-      (lean.parser.reader.notation_spec.rules
-       [f]
-       [(lean.parser.reader.notation_spec.rule
-         (lean.parser.reader.notation_spec.notation_symbol
-          (0
-           (lean.parser.reader.notation_spec.notation_quoted_symbol
-            "`"
-            "$ "
-            "`"
-            [(lean.parser.reader.notation_spec.precedence
-              ":"
-              (lean.parser.reader.base10_lit "1"))])))
-         [(lean.parser.reader.notation_spec.transition
-           (2
-            (lean.parser.reader.notation_spec.argument
-             a
-             [(lean.parser.reader.notation_spec.action
-               ":"
-               (lean.parser.reader.notation_spec.action_kind
-                (0 (lean.parser.reader.base10_lit "0"))))])))])])))
-    ":="
-    (lean.parser.reader.hole <missing>))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (0 "prefix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "¬"
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "40"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (0 "prefix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "~"
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "40"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "∧ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "35"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "/\\ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "35"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "\\/ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "30"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "∨ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "30"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "<-> "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "20"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "↔ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "20"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "= "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "== "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "≠ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "≈ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "~ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "≡ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "⬝ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "75"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "▸ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "75"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "▹ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "75"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "⊕ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "30"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "× "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "35"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "+ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "65"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "- "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "65"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "* "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "70"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "/ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "70"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "% "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "70"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (2 "infixl"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "%ₙ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "70"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (0 "prefix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "-"
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "100"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "^ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "80"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (3 "infixr"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "∘ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "90"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "<= "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
-         (lean.parser.reader.base10_lit "50"))]))))
-   (lean.parser.reader.reserve_mixfix
-    ["reserve" (lean.parser.reader.mixfix.kind (1 "infix"))]
-    (lean.parser.reader.notation_spec.notation_symbol
-     (0
-      (lean.parser.reader.notation_spec.notation_quoted_symbol
-       "`"
-       "≤ "
-       "`"
-       [(lean.parser.reader.notation_spec.precedence
-         ":"
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