tests: 마커 없던 fixture 36개에 진단을 고정한다

마커가 없으면 러너는 '거부되기만 하면 통과'로 판정한다. 엉뚱한 이유로
거부돼도 초록이었다. fixture 별로 무엇을 검사하는지 읽고 지금 나오는 진단이
그 규칙을 짚는지 확인한 뒤 줄과 문구를 고정했다. 근거는 fixture-report.md에
있다.

pin 58 -> 94. 통과 수는 150/188 그대로다.

fec/tests/format/bad_ari.fe

@@ -1,3 +1,4 @@
+// ERROR:5:format argument count mismatch
 unit bad_ari;
 
 fn main() -> i32 {

fec/tests/format/bad_cls.fe

@@ -1,3 +1,4 @@
+// ERROR:5:unmatched '}' in format
 unit bad_cls;
 
 fn main() -> i32 {

fec/tests/format/bad_many.fe

@@ -1,3 +1,4 @@
+// ERROR:5:format argument count mismatch
 unit bad_many;
 
 fn main() -> i32 {

fec/tests/format/bad_open.fe

@@ -1,3 +1,4 @@
+// ERROR:5:unterminated format placeholder
 unit bad_open;
 
 fn main() -> i32 {

fec/tests/format/bad_run.fe

@@ -1,3 +1,4 @@
+// ERROR:6:format must be a comptime string
 unit bad_run;
 
 fn main() -> i32 {

fec/tests/format/bad_try.fe

@@ -1,3 +1,4 @@
+// ERROR:5:try requires an error result
 unit bad_try;
 
 fn main() -> i32 {

fec/tests/format/bad_type.fe

@@ -1,3 +1,4 @@
+// ERROR:8:no fmt writer for argument type
 unit bad_type;
 
 struct Point { x: i32, }

fec/tests/format/bad_verb.fe

@@ -1,3 +1,4 @@
+// ERROR:5:unsupported format verb
 unit bad_verb;
 
 fn main() -> i32 {

fec/tests/format/bad_writ.fe

@@ -1,3 +1,4 @@
+// ERROR:6:@fprint requires io.Writer
 unit bad_writ;
 
 fn main() -> i32 {

fec/tests/own/bad_clos.fe

@@ -1,3 +1,4 @@
+// ERROR:13:use of moved value
 unit bad_clos;
 
 struct FileLike {

fec/tests/own/bad_cond.fe

@@ -1,3 +1,4 @@
+// ERROR:8:use of possibly moved value
 unit bad_cond;
 
 fn take(p: ^i32) -> void { mem.destroy(p); }

fec/tests/own/bad_dbl.fe

@@ -1,3 +1,4 @@
+// ERROR:6:use of moved value
 unit bad_dbl;
 
 fn bad(p: ^i32) -> void {

fec/tests/own/bad_dest.fe

@@ -1,3 +1,4 @@
+// ERROR:5:mem.destroy requires exactly one owned pointer
 unit bad_dest;
 
 fn bad(x: i32) -> void {

fec/tests/own/bad_drop.fe

@@ -1,3 +1,4 @@
+// ERROR:11:drop may only be invoked by scope cleanup
 unit bad_drop;
 
 struct Box {

fec/tests/own/bad_loop.fe

@@ -1,3 +1,4 @@
+// ERROR:7:use of possibly moved value
 unit bad_loop;
 
 fn take(p: ^i32) -> void { mem.destroy(p); }

fec/tests/own/bad_move.fe

@@ -1,3 +1,4 @@
+// ERROR:8:use of moved value
 unit bad_move;
 
 fn take(p: ^i32) -> void { mem.destroy(p); }

fec/tests/own/bad_proj.fe

@@ -1,3 +1,4 @@
+// ERROR:8:cannot move a non-Copy value out of a projection; use mem.replace
 unit bad_proj;
 
 struct Holder { p: ^i32 }

fec/tests/types/bad_ari.fe

@@ -1,3 +1,4 @@
+// ERROR:9:wrong number of arguments
 unit bad_ari;
 
 fn add(a: i32, b: i32) -> i32 {

fec/tests/types/bad_asgn.fe

@@ -1,3 +1,4 @@
+// ERROR:6:cannot assign to immutable let
 unit bad_asgn;
 
 fn main() -> i32 {

fec/tests/types/bad_cast.fe

@@ -1,3 +1,4 @@
+// ERROR:5:'as' requires integer or char types
 unit bad_cast;
 
 fn main() -> i32 {

fec/tests/types/bad_cond.fe

@@ -1,3 +1,4 @@
+// ERROR:5:if condition must be bool
 unit bad_cond;
 
 fn main() -> i32 {

fec/tests/types/bad_mlet.fe

@@ -1,3 +1,4 @@
+// ERROR:6:let cannot bind a mutable slice
 unit bad_mlet;
 
 fn bad() -> void {

fec/tests/types/bad_ret.fe

@@ -1,3 +1,4 @@
+// ERROR:5:return type mismatch
 unit bad_ret;
 
 fn main() -> i32 {

fec/tests/types/bad_shwr.fe

@@ -1,3 +1,4 @@
+// ERROR:5:cannot write through shared slice
 unit bad_shwr;
 
 fn bad(s: []u8) -> void {

fec/tests/types/bad_type.fe

@@ -1,3 +1,4 @@
+// ERROR:9:argument type mismatch
 unit bad_type;
 
 fn add(a: i32, b: i32) -> i32 {

fec/tests/types/bad_unit.fe

@@ -1,3 +1,4 @@
+// ERROR:6:use of uninitialized variable
 unit bad_unit;
 
 fn main() -> i32 {

fec/tests/types/bad_unk.fe

@@ -1,3 +1,4 @@
+// ERROR:5:unknown name
 unit bad_unk;
 
 fn main() -> i32 {

fec/tests/types/bad_void.fe

@@ -1,3 +1,4 @@
+// ERROR:9:initializer type mismatch
 unit bad_void;
 
 fn noop() {

fec/tests/types/badarr.fe

@@ -1,3 +1,4 @@
+// ERROR:4:array element type mismatch
 unit badarr;
 fn main() -> i32 {
     let a: [2]i32 = [1, true, 3];

fec/tests/types/badchar.fe

@@ -1,3 +1,4 @@
+// ERROR:5:initializer type mismatch
 unit badchar;
 
 fn main() -> i32 {

fec/tests/types/badcycle.fe

@@ -1,3 +1,4 @@
+// ERROR:2:by-value recursive type
 unit badcycle;
 
 struct A { b: B, }

fec/tests/types/badfield.fe

@@ -1,3 +1,4 @@
+// ERROR:7:cannot assign through immutable value
 unit badfield;
 
 struct Point { x: i32, y: i32, }

fec/tests/types/badfld.fe

@@ -1,3 +1,4 @@
+// ERROR:5:missing struct field
 unit badfld;
 struct Point { x: i32, y: i32, }
 fn main() -> i32 {

fec/tests/types/badindex.fe

@@ -1,3 +1,4 @@
+// ERROR:6:cannot assign through immutable value
 unit badindex;
 
 fn main() -> i32 {

fec/tests/types/badmat.fe

@@ -1,3 +1,4 @@
+// ERROR:5:non-exhaustive match
 unit badmat;
 enum Shape { Empty, Circle(i32), }
 fn main() -> i32 {

fec/tests/types/badstr.fe

@@ -1,3 +1,4 @@
+// ERROR:5:cannot write through shared slice
 unit badstr;
 fn main() -> i32 {
     var text: str = "abc";