Regenerate the files

10 files changed, 414 insertions, 207 deletions

diff --git a/tests/fstar/misc/Constants.fst b/tests/fstar/misc/Constants.fst
index 2f2fccdb..daeefbb0 100644
--- a/tests/fstar/misc/Constants.fst
+++ b/tests/fstar/misc/Constants.fst
@@ -5,113 +5,141 @@ open Primitives
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [constants::X0] *)
+(** [constants::X0]
+    Source: 'src/constants.rs', lines 5:0-5:17 *)
 let x0_body : result u32 = Return 0
 let x0_c : u32 = eval_global x0_body
 
-(** [constants::X1] *)
+(** [constants::X1]
+    Source: 'src/constants.rs', lines 7:0-7:17 *)
 let x1_body : result u32 = Return core_u32_max
 let x1_c : u32 = eval_global x1_body
 
-(** [constants::X2] *)
+(** [constants::X2]
+    Source: 'src/constants.rs', lines 10:0-10:17 *)
 let x2_body : result u32 = Return 3
 let x2_c : u32 = eval_global x2_body
 
-(** [constants::incr]: forward function *)
+(** [constants::incr]: forward function
+    Source: 'src/constants.rs', lines 17:0-17:32 *)
 let incr (n : u32) : result u32 =
   u32_add n 1
 
-(** [constants::X3] *)
+(** [constants::X3]
+    Source: 'src/constants.rs', lines 15:0-15:17 *)
 let x3_body : result u32 = incr 32
 let x3_c : u32 = eval_global x3_body
 
-(** [constants::mk_pair0]: forward function *)
+(** [constants::mk_pair0]: forward function
+    Source: 'src/constants.rs', lines 23:0-23:51 *)
 let mk_pair0 (x : u32) (y : u32) : result (u32 & u32) =
   Return (x, y)
 
-(** [constants::Pair] *)
+(** [constants::Pair]
+    Source: 'src/constants.rs', lines 36:0-36:23 *)
 type pair_t (t1 t2 : Type0) = { x : t1; y : t2; }
 
-(** [constants::mk_pair1]: forward function *)
+(** [constants::mk_pair1]: forward function
+    Source: 'src/constants.rs', lines 27:0-27:55 *)
 let mk_pair1 (x : u32) (y : u32) : result (pair_t u32 u32) =
   Return { x = x; y = y }
 
-(** [constants::P0] *)
+(** [constants::P0]
+    Source: 'src/constants.rs', lines 31:0-31:24 *)
 let p0_body : result (u32 & u32) = mk_pair0 0 1
 let p0_c : (u32 & u32) = eval_global p0_body
 
-(** [constants::P1] *)
+(** [constants::P1]
+    Source: 'src/constants.rs', lines 32:0-32:28 *)
 let p1_body : result (pair_t u32 u32) = mk_pair1 0 1
 let p1_c : pair_t u32 u32 = eval_global p1_body
 
-(** [constants::P2] *)
+(** [constants::P2]
+    Source: 'src/constants.rs', lines 33:0-33:24 *)
 let p2_body : result (u32 & u32) = Return (0, 1)
 let p2_c : (u32 & u32) = eval_global p2_body
 
-(** [constants::P3] *)
+(** [constants::P3]
+    Source: 'src/constants.rs', lines 34:0-34:28 *)
 let p3_body : result (pair_t u32 u32) = Return { x = 0; y = 1 }
 let p3_c : pair_t u32 u32 = eval_global p3_body
 
-(** [constants::Wrap] *)
+(** [constants::Wrap]
+    Source: 'src/constants.rs', lines 49:0-49:18 *)
 type wrap_t (t : Type0) = { value : t; }
 
-(** [constants::{constants::Wrap<T>}::new]: forward function *)
+(** [constants::{constants::Wrap<T>}::new]: forward function
+    Source: 'src/constants.rs', lines 54:4-54:41 *)
 let wrap_new (t : Type0) (value : t) : result (wrap_t t) =
   Return { value = value }
 
-(** [constants::Y] *)
+(** [constants::Y]
+    Source: 'src/constants.rs', lines 41:0-41:22 *)
 let y_body : result (wrap_t i32) = wrap_new i32 2
 let y_c : wrap_t i32 = eval_global y_body
 
-(** [constants::unwrap_y]: forward function *)
+(** [constants::unwrap_y]: forward function
+    Source: 'src/constants.rs', lines 43:0-43:30 *)
 let unwrap_y : result i32 =
   Return y_c.value
 
-(** [constants::YVAL] *)
+(** [constants::YVAL]
+    Source: 'src/constants.rs', lines 47:0-47:19 *)
 let yval_body : result i32 = unwrap_y
 let yval_c : i32 = eval_global yval_body
 
-(** [constants::get_z1::Z1] *)
+(** [constants::get_z1::Z1]
+    Source: 'src/constants.rs', lines 62:4-62:17 *)
 let get_z1_z1_body : result i32 = Return 3
 let get_z1_z1_c : i32 = eval_global get_z1_z1_body
 
-(** [constants::get_z1]: forward function *)
+(** [constants::get_z1]: forward function
+    Source: 'src/constants.rs', lines 61:0-61:28 *)
 let get_z1 : result i32 =
   Return get_z1_z1_c
 
-(** [constants::add]: forward function *)
+(** [constants::add]: forward function
+    Source: 'src/constants.rs', lines 66:0-66:39 *)
 let add (a : i32) (b : i32) : result i32 =
   i32_add a b
 
-(** [constants::Q1] *)
+(** [constants::Q1]
+    Source: 'src/constants.rs', lines 74:0-74:17 *)
 let q1_body : result i32 = Return 5
 let q1_c : i32 = eval_global q1_body
 
-(** [constants::Q2] *)
+(** [constants::Q2]
+    Source: 'src/constants.rs', lines 75:0-75:17 *)
 let q2_body : result i32 = Return q1_c
 let q2_c : i32 = eval_global q2_body
 
-(** [constants::Q3] *)
+(** [constants::Q3]
+    Source: 'src/constants.rs', lines 76:0-76:17 *)
 let q3_body : result i32 = add q2_c 3
 let q3_c : i32 = eval_global q3_body
 
-(** [constants::get_z2]: forward function *)
+(** [constants::get_z2]: forward function
+    Source: 'src/constants.rs', lines 70:0-70:28 *)
 let get_z2 : result i32 =
   let* i = get_z1 in let* i0 = add i q3_c in add q1_c i0
 
-(** [constants::S1] *)
+(** [constants::S1]
+    Source: 'src/constants.rs', lines 80:0-80:18 *)
 let s1_body : result u32 = Return 6
 let s1_c : u32 = eval_global s1_body
 
-(** [constants::S2] *)
+(** [constants::S2]
+    Source: 'src/constants.rs', lines 81:0-81:18 *)
 let s2_body : result u32 = incr s1_c
 let s2_c : u32 = eval_global s2_body
 
-(** [constants::S3] *)
+(** [constants::S3]
+    Source: 'src/constants.rs', lines 82:0-82:29 *)
 let s3_body : result (pair_t u32 u32) = Return p3_c
 let s3_c : pair_t u32 u32 = eval_global s3_body
 
-(** [constants::S4] *)
+(** [constants::S4]
+    Source: 'src/constants.rs', lines 83:0-83:29 *)
 let s4_body : result (pair_t u32 u32) = mk_pair1 7 8
 let s4_c : pair_t u32 u32 = eval_global s4_body
 
diff --git a/tests/fstar/misc/External.Funs.fst b/tests/fstar/misc/External.Funs.fst
index e26014ac..4d13fb71 100644
--- a/tests/fstar/misc/External.Funs.fst
+++ b/tests/fstar/misc/External.Funs.fst
@@ -7,14 +7,16 @@ include External.Opaque
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [external::swap]: forward function *)
+(** [external::swap]: forward function
+    Source: 'src/external.rs', lines 6:0-6:46 *)
 let swap (t : Type0) (x : t) (y : t) (st : state) : result (state & unit) =
   let* (st0, _) = core_mem_swap t x y st in
   let* (st1, _) = core_mem_swap_back0 t x y st st0 in
   let* (st2, _) = core_mem_swap_back1 t x y st st1 in
   Return (st2, ())
 
-(** [external::swap]: backward function 0 *)
+(** [external::swap]: backward function 0
+    Source: 'src/external.rs', lines 6:0-6:46 *)
 let swap_back
   (t : Type0) (x : t) (y : t) (st : state) (st0 : state) :
   result (state & (t & t))
@@ -24,13 +26,15 @@ let swap_back
   let* (_, y0) = core_mem_swap_back1 t x y st st2 in
   Return (st0, (x0, y0))
 
-(** [external::test_new_non_zero_u32]: forward function *)
+(** [external::test_new_non_zero_u32]: forward function
+    Source: 'src/external.rs', lines 11:0-11:60 *)
 let test_new_non_zero_u32
   (x : u32) (st : state) : result (state & core_num_nonzero_NonZeroU32_t) =
   let* (st0, o) = core_num_nonzero_NonZeroU32_new x st in
   core_option_Option_unwrap core_num_nonzero_NonZeroU32_t o st0
 
-(** [external::test_vec]: forward function *)
+(** [external::test_vec]: forward function
+    Source: 'src/external.rs', lines 17:0-17:17 *)
 let test_vec : result unit =
   let v = alloc_vec_Vec_new u32 in
   let* _ = alloc_vec_Vec_push u32 v 0 in
@@ -39,14 +43,16 @@ let test_vec : result unit =
 (** Unit test for [external::test_vec] *)
 let _ = assert_norm (test_vec = Return ())
 
-(** [external::custom_swap]: forward function *)
+(** [external::custom_swap]: forward function
+    Source: 'src/external.rs', lines 24:0-24:66 *)
 let custom_swap (t : Type0) (x : t) (y : t) (st : state) : result (state & t) =
   let* (st0, _) = core_mem_swap t x y st in
   let* (st1, x0) = core_mem_swap_back0 t x y st st0 in
   let* (st2, _) = core_mem_swap_back1 t x y st st1 in
   Return (st2, x0)
 
-(** [external::custom_swap]: backward function 0 *)
+(** [external::custom_swap]: backward function 0
+    Source: 'src/external.rs', lines 24:0-24:66 *)
 let custom_swap_back
   (t : Type0) (x : t) (y : t) (st : state) (ret : t) (st0 : state) :
   result (state & (t & t))
@@ -56,18 +62,21 @@ let custom_swap_back
   let* (_, y0) = core_mem_swap_back1 t x y st st2 in
   Return (st0, (ret, y0))
 
-(** [external::test_custom_swap]: forward function *)
+(** [external::test_custom_swap]: forward function
+    Source: 'src/external.rs', lines 29:0-29:59 *)
 let test_custom_swap (x : u32) (y : u32) (st : state) : result (state & unit) =
   let* (st0, _) = custom_swap u32 x y st in Return (st0, ())
 
-(** [external::test_custom_swap]: backward function 0 *)
+(** [external::test_custom_swap]: backward function 0
+    Source: 'src/external.rs', lines 29:0-29:59 *)
 let test_custom_swap_back
   (x : u32) (y : u32) (st : state) (st0 : state) :
   result (state & (u32 & u32))
   =
   custom_swap_back u32 x y st 1 st0
 
-(** [external::test_swap_non_zero]: forward function *)
+(** [external::test_swap_non_zero]: forward function
+    Source: 'src/external.rs', lines 35:0-35:44 *)
 let test_swap_non_zero (x : u32) (st : state) : result (state & u32) =
   let* (st0, _) = swap u32 x 0 st in
   let* (st1, (x0, _)) = swap_back u32 x 0 st st0 in
diff --git a/tests/fstar/misc/External.Opaque.fsti b/tests/fstar/misc/External.Opaque.fsti
index 3914a8eb..ea1a70c2 100644
--- a/tests/fstar/misc/External.Opaque.fsti
+++ b/tests/fstar/misc/External.Opaque.fsti
@@ -6,22 +6,27 @@ include External.Types
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [core::mem::swap]: forward function *)
+(** [core::mem::swap]: forward function
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/mem/mod.rs', lines 726:0-726:42 *)
 val core_mem_swap (t : Type0) : t -> t -> state -> result (state & unit)
 
-(** [core::mem::swap]: backward function 0 *)
+(** [core::mem::swap]: backward function 0
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/mem/mod.rs', lines 726:0-726:42 *)
 val core_mem_swap_back0
   (t : Type0) : t -> t -> state -> state -> result (state & t)
 
-(** [core::mem::swap]: backward function 1 *)
+(** [core::mem::swap]: backward function 1
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/mem/mod.rs', lines 726:0-726:42 *)
 val core_mem_swap_back1
   (t : Type0) : t -> t -> state -> state -> result (state & t)
 
-(** [core::num::nonzero::{core::num::nonzero::NonZeroU32#14}::new]: forward function *)
+(** [core::num::nonzero::{core::num::nonzero::NonZeroU32#14}::new]: forward function
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/num/nonzero.rs', lines 79:16-79:57 *)
 val core_num_nonzero_NonZeroU32_new
   : u32 -> state -> result (state & (option core_num_nonzero_NonZeroU32_t))
 
-(** [core::option::{core::option::Option<T>}::unwrap]: forward function *)
+(** [core::option::{core::option::Option<T>}::unwrap]: forward function
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/option.rs', lines 932:4-932:34 *)
 val core_option_Option_unwrap
   (t : Type0) : option t -> state -> result (state & t)
 
diff --git a/tests/fstar/misc/External.Types.fsti b/tests/fstar/misc/External.Types.fsti
index 78b5228d..0cb9fd0e 100644
--- a/tests/fstar/misc/External.Types.fsti
+++ b/tests/fstar/misc/External.Types.fsti
@@ -5,7 +5,8 @@ open Primitives
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [core::num::nonzero::NonZeroU32] *)
+(** [core::num::nonzero::NonZeroU32]
+    Source: '/rustc/d59363ad0b6391b7fc5bbb02c9ccf9300eef3753/library/core/src/num/nonzero.rs', lines 50:12-50:33 *)
 val core_num_nonzero_NonZeroU32_t : Type0
 
 (** The state type used in the state-error monad *)
diff --git a/tests/fstar/misc/Loops.Clauses.Template.fst b/tests/fstar/misc/Loops.Clauses.Template.fst
index 9920bdc1..6be351c6 100644
--- a/tests/fstar/misc/Loops.Clauses.Template.fst
+++ b/tests/fstar/misc/Loops.Clauses.Template.fst
@@ -6,105 +6,124 @@ open Loops.Types
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [loops::sum]: decreases clause *)
+(** [loops::sum]: decreases clause
+    Source: 'src/loops.rs', lines 4:0-14:1 *)
 unfold let sum_loop_decreases (max : u32) (i : u32) (s : u32) : nat = admit ()
 
-(** [loops::sum_with_mut_borrows]: decreases clause *)
+(** [loops::sum_with_mut_borrows]: decreases clause
+    Source: 'src/loops.rs', lines 19:0-31:1 *)
 unfold
 let sum_with_mut_borrows_loop_decreases (max : u32) (mi : u32) (ms : u32) : nat
   =
   admit ()
 
-(** [loops::sum_with_shared_borrows]: decreases clause *)
+(** [loops::sum_with_shared_borrows]: decreases clause
+    Source: 'src/loops.rs', lines 34:0-48:1 *)
 unfold
 let sum_with_shared_borrows_loop_decreases (max : u32) (i : u32) (s : u32) :
   nat =
   admit ()
 
-(** [loops::clear]: decreases clause *)
+(** [loops::clear]: decreases clause
+    Source: 'src/loops.rs', lines 52:0-58:1 *)
 unfold
 let clear_loop_decreases (v : alloc_vec_Vec u32) (i : usize) : nat = admit ()
 
-(** [loops::list_mem]: decreases clause *)
+(** [loops::list_mem]: decreases clause
+    Source: 'src/loops.rs', lines 66:0-75:1 *)
 unfold let list_mem_loop_decreases (x : u32) (ls : list_t u32) : nat = admit ()
 
-(** [loops::list_nth_mut_loop]: decreases clause *)
+(** [loops::list_nth_mut_loop]: decreases clause
+    Source: 'src/loops.rs', lines 78:0-88:1 *)
 unfold
 let list_nth_mut_loop_loop_decreases (t : Type0) (ls : list_t t) (i : u32) :
   nat =
   admit ()
 
-(** [loops::list_nth_shared_loop]: decreases clause *)
+(** [loops::list_nth_shared_loop]: decreases clause
+    Source: 'src/loops.rs', lines 91:0-101:1 *)
 unfold
 let list_nth_shared_loop_loop_decreases (t : Type0) (ls : list_t t) (i : u32) :
   nat =
   admit ()
 
-(** [loops::get_elem_mut]: decreases clause *)
+(** [loops::get_elem_mut]: decreases clause
+    Source: 'src/loops.rs', lines 103:0-117:1 *)
 unfold
 let get_elem_mut_loop_decreases (x : usize) (ls : list_t usize) : nat =
   admit ()
 
-(** [loops::get_elem_shared]: decreases clause *)
+(** [loops::get_elem_shared]: decreases clause
+    Source: 'src/loops.rs', lines 119:0-133:1 *)
 unfold
 let get_elem_shared_loop_decreases (x : usize) (ls : list_t usize) : nat =
   admit ()
 
-(** [loops::list_nth_mut_loop_with_id]: decreases clause *)
+(** [loops::list_nth_mut_loop_with_id]: decreases clause
+    Source: 'src/loops.rs', lines 144:0-155:1 *)
 unfold
 let list_nth_mut_loop_with_id_loop_decreases (t : Type0) (i : u32)
   (ls : list_t t) : nat =
   admit ()
 
-(** [loops::list_nth_shared_loop_with_id]: decreases clause *)
+(** [loops::list_nth_shared_loop_with_id]: decreases clause
+    Source: 'src/loops.rs', lines 158:0-169:1 *)
 unfold
 let list_nth_shared_loop_with_id_loop_decreases (t : Type0) (i : u32)
   (ls : list_t t) : nat =
   admit ()
 
-(** [loops::list_nth_mut_loop_pair]: decreases clause *)
+(** [loops::list_nth_mut_loop_pair]: decreases clause
+    Source: 'src/loops.rs', lines 174:0-195:1 *)
 unfold
 let list_nth_mut_loop_pair_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_shared_loop_pair]: decreases clause *)
+(** [loops::list_nth_shared_loop_pair]: decreases clause
+    Source: 'src/loops.rs', lines 198:0-219:1 *)
 unfold
 let list_nth_shared_loop_pair_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_mut_loop_pair_merge]: decreases clause *)
+(** [loops::list_nth_mut_loop_pair_merge]: decreases clause
+    Source: 'src/loops.rs', lines 223:0-238:1 *)
 unfold
 let list_nth_mut_loop_pair_merge_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_shared_loop_pair_merge]: decreases clause *)
+(** [loops::list_nth_shared_loop_pair_merge]: decreases clause
+    Source: 'src/loops.rs', lines 241:0-256:1 *)
 unfold
 let list_nth_shared_loop_pair_merge_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_mut_shared_loop_pair]: decreases clause *)
+(** [loops::list_nth_mut_shared_loop_pair]: decreases clause
+    Source: 'src/loops.rs', lines 259:0-274:1 *)
 unfold
 let list_nth_mut_shared_loop_pair_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_mut_shared_loop_pair_merge]: decreases clause *)
+(** [loops::list_nth_mut_shared_loop_pair_merge]: decreases clause
+    Source: 'src/loops.rs', lines 278:0-293:1 *)
 unfold
 let list_nth_mut_shared_loop_pair_merge_loop_decreases (t : Type0)
   (ls0 : list_t t) (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_shared_mut_loop_pair]: decreases clause *)
+(** [loops::list_nth_shared_mut_loop_pair]: decreases clause
+    Source: 'src/loops.rs', lines 297:0-312:1 *)
 unfold
 let list_nth_shared_mut_loop_pair_loop_decreases (t : Type0) (ls0 : list_t t)
   (ls1 : list_t t) (i : u32) : nat =
   admit ()
 
-(** [loops::list_nth_shared_mut_loop_pair_merge]: decreases clause *)
+(** [loops::list_nth_shared_mut_loop_pair_merge]: decreases clause
+    Source: 'src/loops.rs', lines 316:0-331:1 *)
 unfold
 let list_nth_shared_mut_loop_pair_merge_loop_decreases (t : Type0)
   (ls0 : list_t t) (ls1 : list_t t) (i : u32) : nat =
diff --git a/tests/fstar/misc/Loops.Funs.fst b/tests/fstar/misc/Loops.Funs.fst
index 4dd3a5dd..d2ac5561 100644
--- a/tests/fstar/misc/Loops.Funs.fst
+++ b/tests/fstar/misc/Loops.Funs.fst
@@ -7,7 +7,8 @@ include Loops.Clauses
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [loops::sum]: loop 0: forward function *)
+(** [loops::sum]: loop 0: forward function
+    Source: 'src/loops.rs', lines 4:0-14:1 *)
 let rec sum_loop
   (max : u32) (i : u32) (s : u32) :
   Tot (result u32) (decreases (sum_loop_decreases max i s))
@@ -16,11 +17,13 @@ let rec sum_loop
   then let* s0 = u32_add s i in let* i0 = u32_add i 1 in sum_loop max i0 s0
   else u32_mul s 2
 
-(** [loops::sum]: forward function *)
+(** [loops::sum]: forward function
+    Source: 'src/loops.rs', lines 4:0-4:27 *)
 let sum (max : u32) : result u32 =
   sum_loop max 0 0
 
-(** [loops::sum_with_mut_borrows]: loop 0: forward function *)
+(** [loops::sum_with_mut_borrows]: loop 0: forward function
+    Source: 'src/loops.rs', lines 19:0-31:1 *)
 let rec sum_with_mut_borrows_loop
   (max : u32) (mi : u32) (ms : u32) :
   Tot (result u32) (decreases (sum_with_mut_borrows_loop_decreases max mi ms))
@@ -32,11 +35,13 @@ let rec sum_with_mut_borrows_loop
     sum_with_mut_borrows_loop max mi0 ms0
   else u32_mul ms 2
 
-(** [loops::sum_with_mut_borrows]: forward function *)
+(** [loops::sum_with_mut_borrows]: forward function
+    Source: 'src/loops.rs', lines 19:0-19:44 *)
 let sum_with_mut_borrows (max : u32) : result u32 =
   sum_with_mut_borrows_loop max 0 0
 
-(** [loops::sum_with_shared_borrows]: loop 0: forward function *)
+(** [loops::sum_with_shared_borrows]: loop 0: forward function
+    Source: 'src/loops.rs', lines 34:0-48:1 *)
 let rec sum_with_shared_borrows_loop
   (max : u32) (i : u32) (s : u32) :
   Tot (result u32) (decreases (sum_with_shared_borrows_loop_decreases max i s))
@@ -48,12 +53,14 @@ let rec sum_with_shared_borrows_loop
     sum_with_shared_borrows_loop max i0 s0
   else u32_mul s 2
 
-(** [loops::sum_with_shared_borrows]: forward function *)
+(** [loops::sum_with_shared_borrows]: forward function
+    Source: 'src/loops.rs', lines 34:0-34:47 *)
 let sum_with_shared_borrows (max : u32) : result u32 =
   sum_with_shared_borrows_loop max 0 0
 
 (** [loops::clear]: loop 0: merged forward/backward function
-    (there is a single backward function, and the forward function returns ()) *)
+    (there is a single backward function, and the forward function returns ())
+    Source: 'src/loops.rs', lines 52:0-58:1 *)
 let rec clear_loop
   (v : alloc_vec_Vec u32) (i : usize) :
   Tot (result (alloc_vec_Vec u32)) (decreases (clear_loop_decreases v i))
@@ -69,11 +76,13 @@ let rec clear_loop
   else Return v
 
 (** [loops::clear]: merged forward/backward function
-    (there is a single backward function, and the forward function returns ()) *)
+    (there is a single backward function, and the forward function returns ())
+    Source: 'src/loops.rs', lines 52:0-52:30 *)
 let clear (v : alloc_vec_Vec u32) : result (alloc_vec_Vec u32) =
   clear_loop v 0
 
-(** [loops::list_mem]: loop 0: forward function *)
+(** [loops::list_mem]: loop 0: forward function
+    Source: 'src/loops.rs', lines 66:0-75:1 *)
 let rec list_mem_loop
   (x : u32) (ls : list_t u32) :
   Tot (result bool) (decreases (list_mem_loop_decreases x ls))
@@ -83,11 +92,13 @@ let rec list_mem_loop
   | List_Nil -> Return false
   end
 
-(** [loops::list_mem]: forward function *)
+(** [loops::list_mem]: forward function
+    Source: 'src/loops.rs', lines 66:0-66:52 *)
 let list_mem (x : u32) (ls : list_t u32) : result bool =
   list_mem_loop x ls
 
-(** [loops::list_nth_mut_loop]: loop 0: forward function *)
+(** [loops::list_nth_mut_loop]: loop 0: forward function
+    Source: 'src/loops.rs', lines 78:0-88:1 *)
 let rec list_nth_mut_loop_loop
   (t : Type0) (ls : list_t t) (i : u32) :
   Tot (result t) (decreases (list_nth_mut_loop_loop_decreases t ls i))
@@ -100,11 +111,13 @@ let rec list_nth_mut_loop_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop]: forward function *)
+(** [loops::list_nth_mut_loop]: forward function
+    Source: 'src/loops.rs', lines 78:0-78:71 *)
 let list_nth_mut_loop (t : Type0) (ls : list_t t) (i : u32) : result t =
   list_nth_mut_loop_loop t ls i
 
-(** [loops::list_nth_mut_loop]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_loop]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 78:0-88:1 *)
 let rec list_nth_mut_loop_loop_back
   (t : Type0) (ls : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t)) (decreases (list_nth_mut_loop_loop_decreases t ls i))
@@ -120,12 +133,14 @@ let rec list_nth_mut_loop_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop]: backward function 0 *)
+(** [loops::list_nth_mut_loop]: backward function 0
+    Source: 'src/loops.rs', lines 78:0-78:71 *)
 let list_nth_mut_loop_back
   (t : Type0) (ls : list_t t) (i : u32) (ret : t) : result (list_t t) =
   list_nth_mut_loop_loop_back t ls i ret
 
-(** [loops::list_nth_shared_loop]: loop 0: forward function *)
+(** [loops::list_nth_shared_loop]: loop 0: forward function
+    Source: 'src/loops.rs', lines 91:0-101:1 *)
 let rec list_nth_shared_loop_loop
   (t : Type0) (ls : list_t t) (i : u32) :
   Tot (result t) (decreases (list_nth_shared_loop_loop_decreases t ls i))
@@ -138,11 +153,13 @@ let rec list_nth_shared_loop_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_loop]: forward function *)
+(** [loops::list_nth_shared_loop]: forward function
+    Source: 'src/loops.rs', lines 91:0-91:66 *)
 let list_nth_shared_loop (t : Type0) (ls : list_t t) (i : u32) : result t =
   list_nth_shared_loop_loop t ls i
 
-(** [loops::get_elem_mut]: loop 0: forward function *)
+(** [loops::get_elem_mut]: loop 0: forward function
+    Source: 'src/loops.rs', lines 103:0-117:1 *)
 let rec get_elem_mut_loop
   (x : usize) (ls : list_t usize) :
   Tot (result usize) (decreases (get_elem_mut_loop_decreases x ls))
@@ -152,7 +169,8 @@ let rec get_elem_mut_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::get_elem_mut]: forward function *)
+(** [loops::get_elem_mut]: forward function
+    Source: 'src/loops.rs', lines 103:0-103:73 *)
 let get_elem_mut
   (slots : alloc_vec_Vec (list_t usize)) (x : usize) : result usize =
   let* l =
@@ -160,7 +178,8 @@ let get_elem_mut
       (core_slice_index_SliceIndexUsizeSliceTInst (list_t usize)) slots 0 in
   get_elem_mut_loop x l
 
-(** [loops::get_elem_mut]: loop 0: backward function 0 *)
+(** [loops::get_elem_mut]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 103:0-117:1 *)
 let rec get_elem_mut_loop_back
   (x : usize) (ls : list_t usize) (ret : usize) :
   Tot (result (list_t usize)) (decreases (get_elem_mut_loop_decreases x ls))
@@ -173,7 +192,8 @@ let rec get_elem_mut_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::get_elem_mut]: backward function 0 *)
+(** [loops::get_elem_mut]: backward function 0
+    Source: 'src/loops.rs', lines 103:0-103:73 *)
 let get_elem_mut_back
   (slots : alloc_vec_Vec (list_t usize)) (x : usize) (ret : usize) :
   result (alloc_vec_Vec (list_t usize))
@@ -185,7 +205,8 @@ let get_elem_mut_back
   alloc_vec_Vec_index_mut_back (list_t usize) usize
     (core_slice_index_SliceIndexUsizeSliceTInst (list_t usize)) slots 0 l0
 
-(** [loops::get_elem_shared]: loop 0: forward function *)
+(** [loops::get_elem_shared]: loop 0: forward function
+    Source: 'src/loops.rs', lines 119:0-133:1 *)
 let rec get_elem_shared_loop
   (x : usize) (ls : list_t usize) :
   Tot (result usize) (decreases (get_elem_shared_loop_decreases x ls))
@@ -195,7 +216,8 @@ let rec get_elem_shared_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::get_elem_shared]: forward function *)
+(** [loops::get_elem_shared]: forward function
+    Source: 'src/loops.rs', lines 119:0-119:68 *)
 let get_elem_shared
   (slots : alloc_vec_Vec (list_t usize)) (x : usize) : result usize =
   let* l =
@@ -203,20 +225,24 @@ let get_elem_shared
       (core_slice_index_SliceIndexUsizeSliceTInst (list_t usize)) slots 0 in
   get_elem_shared_loop x l
 
-(** [loops::id_mut]: forward function *)
+(** [loops::id_mut]: forward function
+    Source: 'src/loops.rs', lines 135:0-135:50 *)
 let id_mut (t : Type0) (ls : list_t t) : result (list_t t) =
   Return ls
 
-(** [loops::id_mut]: backward function 0 *)
+(** [loops::id_mut]: backward function 0
+    Source: 'src/loops.rs', lines 135:0-135:50 *)
 let id_mut_back
   (t : Type0) (ls : list_t t) (ret : list_t t) : result (list_t t) =
   Return ret
 
-(** [loops::id_shared]: forward function *)
+(** [loops::id_shared]: forward function
+    Source: 'src/loops.rs', lines 139:0-139:45 *)
 let id_shared (t : Type0) (ls : list_t t) : result (list_t t) =
   Return ls
 
-(** [loops::list_nth_mut_loop_with_id]: loop 0: forward function *)
+(** [loops::list_nth_mut_loop_with_id]: loop 0: forward function
+    Source: 'src/loops.rs', lines 144:0-155:1 *)
 let rec list_nth_mut_loop_with_id_loop
   (t : Type0) (i : u32) (ls : list_t t) :
   Tot (result t) (decreases (list_nth_mut_loop_with_id_loop_decreases t i ls))
@@ -229,12 +255,14 @@ let rec list_nth_mut_loop_with_id_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_with_id]: forward function *)
+(** [loops::list_nth_mut_loop_with_id]: forward function
+    Source: 'src/loops.rs', lines 144:0-144:75 *)
 let list_nth_mut_loop_with_id
   (t : Type0) (ls : list_t t) (i : u32) : result t =
   let* ls0 = id_mut t ls in list_nth_mut_loop_with_id_loop t i ls0
 
-(** [loops::list_nth_mut_loop_with_id]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_loop_with_id]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 144:0-155:1 *)
 let rec list_nth_mut_loop_with_id_loop_back
   (t : Type0) (i : u32) (ls : list_t t) (ret : t) :
   Tot (result (list_t t))
@@ -251,14 +279,16 @@ let rec list_nth_mut_loop_with_id_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_with_id]: backward function 0 *)
+(** [loops::list_nth_mut_loop_with_id]: backward function 0
+    Source: 'src/loops.rs', lines 144:0-144:75 *)
 let list_nth_mut_loop_with_id_back
   (t : Type0) (ls : list_t t) (i : u32) (ret : t) : result (list_t t) =
   let* ls0 = id_mut t ls in
   let* l = list_nth_mut_loop_with_id_loop_back t i ls0 ret in
   id_mut_back t ls l
 
-(** [loops::list_nth_shared_loop_with_id]: loop 0: forward function *)
+(** [loops::list_nth_shared_loop_with_id]: loop 0: forward function
+    Source: 'src/loops.rs', lines 158:0-169:1 *)
 let rec list_nth_shared_loop_with_id_loop
   (t : Type0) (i : u32) (ls : list_t t) :
   Tot (result t)
@@ -272,12 +302,14 @@ let rec list_nth_shared_loop_with_id_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_loop_with_id]: forward function *)
+(** [loops::list_nth_shared_loop_with_id]: forward function
+    Source: 'src/loops.rs', lines 158:0-158:70 *)
 let list_nth_shared_loop_with_id
   (t : Type0) (ls : list_t t) (i : u32) : result t =
   let* ls0 = id_shared t ls in list_nth_shared_loop_with_id_loop t i ls0
 
-(** [loops::list_nth_mut_loop_pair]: loop 0: forward function *)
+(** [loops::list_nth_mut_loop_pair]: loop 0: forward function
+    Source: 'src/loops.rs', lines 174:0-195:1 *)
 let rec list_nth_mut_loop_pair_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -295,12 +327,14 @@ let rec list_nth_mut_loop_pair_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_pair]: forward function *)
+(** [loops::list_nth_mut_loop_pair]: forward function
+    Source: 'src/loops.rs', lines 174:0-178:27 *)
 let list_nth_mut_loop_pair
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_mut_loop_pair_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_loop_pair]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_loop_pair]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 174:0-195:1 *)
 let rec list_nth_mut_loop_pair_loop_back'a
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -321,14 +355,16 @@ let rec list_nth_mut_loop_pair_loop_back'a
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_pair]: backward function 0 *)
+(** [loops::list_nth_mut_loop_pair]: backward function 0
+    Source: 'src/loops.rs', lines 174:0-178:27 *)
 let list_nth_mut_loop_pair_back'a
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
   =
   list_nth_mut_loop_pair_loop_back'a t ls0 ls1 i ret
 
-(** [loops::list_nth_mut_loop_pair]: loop 0: backward function 1 *)
+(** [loops::list_nth_mut_loop_pair]: loop 0: backward function 1
+    Source: 'src/loops.rs', lines 174:0-195:1 *)
 let rec list_nth_mut_loop_pair_loop_back'b
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -349,14 +385,16 @@ let rec list_nth_mut_loop_pair_loop_back'b
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_pair]: backward function 1 *)
+(** [loops::list_nth_mut_loop_pair]: backward function 1
+    Source: 'src/loops.rs', lines 174:0-178:27 *)
 let list_nth_mut_loop_pair_back'b
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
   =
   list_nth_mut_loop_pair_loop_back'b t ls0 ls1 i ret
 
-(** [loops::list_nth_shared_loop_pair]: loop 0: forward function *)
+(** [loops::list_nth_shared_loop_pair]: loop 0: forward function
+    Source: 'src/loops.rs', lines 198:0-219:1 *)
 let rec list_nth_shared_loop_pair_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -374,12 +412,14 @@ let rec list_nth_shared_loop_pair_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_loop_pair]: forward function *)
+(** [loops::list_nth_shared_loop_pair]: forward function
+    Source: 'src/loops.rs', lines 198:0-202:19 *)
 let list_nth_shared_loop_pair
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_shared_loop_pair_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_loop_pair_merge]: loop 0: forward function *)
+(** [loops::list_nth_mut_loop_pair_merge]: loop 0: forward function
+    Source: 'src/loops.rs', lines 223:0-238:1 *)
 let rec list_nth_mut_loop_pair_merge_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -398,12 +438,14 @@ let rec list_nth_mut_loop_pair_merge_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_pair_merge]: forward function *)
+(** [loops::list_nth_mut_loop_pair_merge]: forward function
+    Source: 'src/loops.rs', lines 223:0-227:27 *)
 let list_nth_mut_loop_pair_merge
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_mut_loop_pair_merge_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_loop_pair_merge]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_loop_pair_merge]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 223:0-238:1 *)
 let rec list_nth_mut_loop_pair_merge_loop_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : (t & t)) :
   Tot (result ((list_t t) & (list_t t)))
@@ -425,14 +467,16 @@ let rec list_nth_mut_loop_pair_merge_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_loop_pair_merge]: backward function 0 *)
+(** [loops::list_nth_mut_loop_pair_merge]: backward function 0
+    Source: 'src/loops.rs', lines 223:0-227:27 *)
 let list_nth_mut_loop_pair_merge_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : (t & t)) :
   result ((list_t t) & (list_t t))
   =
   list_nth_mut_loop_pair_merge_loop_back t ls0 ls1 i ret
 
-(** [loops::list_nth_shared_loop_pair_merge]: loop 0: forward function *)
+(** [loops::list_nth_shared_loop_pair_merge]: loop 0: forward function
+    Source: 'src/loops.rs', lines 241:0-256:1 *)
 let rec list_nth_shared_loop_pair_merge_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -452,12 +496,14 @@ let rec list_nth_shared_loop_pair_merge_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_loop_pair_merge]: forward function *)
+(** [loops::list_nth_shared_loop_pair_merge]: forward function
+    Source: 'src/loops.rs', lines 241:0-245:19 *)
 let list_nth_shared_loop_pair_merge
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_shared_loop_pair_merge_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_shared_loop_pair]: loop 0: forward function *)
+(** [loops::list_nth_mut_shared_loop_pair]: loop 0: forward function
+    Source: 'src/loops.rs', lines 259:0-274:1 *)
 let rec list_nth_mut_shared_loop_pair_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -477,12 +523,14 @@ let rec list_nth_mut_shared_loop_pair_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_shared_loop_pair]: forward function *)
+(** [loops::list_nth_mut_shared_loop_pair]: forward function
+    Source: 'src/loops.rs', lines 259:0-263:23 *)
 let list_nth_mut_shared_loop_pair
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_mut_shared_loop_pair_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_shared_loop_pair]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_shared_loop_pair]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 259:0-274:1 *)
 let rec list_nth_mut_shared_loop_pair_loop_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -503,14 +551,16 @@ let rec list_nth_mut_shared_loop_pair_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_shared_loop_pair]: backward function 0 *)
+(** [loops::list_nth_mut_shared_loop_pair]: backward function 0
+    Source: 'src/loops.rs', lines 259:0-263:23 *)
 let list_nth_mut_shared_loop_pair_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
   =
   list_nth_mut_shared_loop_pair_loop_back t ls0 ls1 i ret
 
-(** [loops::list_nth_mut_shared_loop_pair_merge]: loop 0: forward function *)
+(** [loops::list_nth_mut_shared_loop_pair_merge]: loop 0: forward function
+    Source: 'src/loops.rs', lines 278:0-293:1 *)
 let rec list_nth_mut_shared_loop_pair_merge_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -530,12 +580,14 @@ let rec list_nth_mut_shared_loop_pair_merge_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_shared_loop_pair_merge]: forward function *)
+(** [loops::list_nth_mut_shared_loop_pair_merge]: forward function
+    Source: 'src/loops.rs', lines 278:0-282:23 *)
 let list_nth_mut_shared_loop_pair_merge
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_mut_shared_loop_pair_merge_loop t ls0 ls1 i
 
-(** [loops::list_nth_mut_shared_loop_pair_merge]: loop 0: backward function 0 *)
+(** [loops::list_nth_mut_shared_loop_pair_merge]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 278:0-293:1 *)
 let rec list_nth_mut_shared_loop_pair_merge_loop_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -557,14 +609,16 @@ let rec list_nth_mut_shared_loop_pair_merge_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_mut_shared_loop_pair_merge]: backward function 0 *)
+(** [loops::list_nth_mut_shared_loop_pair_merge]: backward function 0
+    Source: 'src/loops.rs', lines 278:0-282:23 *)
 let list_nth_mut_shared_loop_pair_merge_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
   =
   list_nth_mut_shared_loop_pair_merge_loop_back t ls0 ls1 i ret
 
-(** [loops::list_nth_shared_mut_loop_pair]: loop 0: forward function *)
+(** [loops::list_nth_shared_mut_loop_pair]: loop 0: forward function
+    Source: 'src/loops.rs', lines 297:0-312:1 *)
 let rec list_nth_shared_mut_loop_pair_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -584,12 +638,14 @@ let rec list_nth_shared_mut_loop_pair_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_mut_loop_pair]: forward function *)
+(** [loops::list_nth_shared_mut_loop_pair]: forward function
+    Source: 'src/loops.rs', lines 297:0-301:23 *)
 let list_nth_shared_mut_loop_pair
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_shared_mut_loop_pair_loop t ls0 ls1 i
 
-(** [loops::list_nth_shared_mut_loop_pair]: loop 0: backward function 1 *)
+(** [loops::list_nth_shared_mut_loop_pair]: loop 0: backward function 1
+    Source: 'src/loops.rs', lines 297:0-312:1 *)
 let rec list_nth_shared_mut_loop_pair_loop_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -610,14 +666,16 @@ let rec list_nth_shared_mut_loop_pair_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_mut_loop_pair]: backward function 1 *)
+(** [loops::list_nth_shared_mut_loop_pair]: backward function 1
+    Source: 'src/loops.rs', lines 297:0-301:23 *)
 let list_nth_shared_mut_loop_pair_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
   =
   list_nth_shared_mut_loop_pair_loop_back t ls0 ls1 i ret
 
-(** [loops::list_nth_shared_mut_loop_pair_merge]: loop 0: forward function *)
+(** [loops::list_nth_shared_mut_loop_pair_merge]: loop 0: forward function
+    Source: 'src/loops.rs', lines 316:0-331:1 *)
 let rec list_nth_shared_mut_loop_pair_merge_loop
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) :
   Tot (result (t & t))
@@ -637,12 +695,14 @@ let rec list_nth_shared_mut_loop_pair_merge_loop
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_mut_loop_pair_merge]: forward function *)
+(** [loops::list_nth_shared_mut_loop_pair_merge]: forward function
+    Source: 'src/loops.rs', lines 316:0-320:23 *)
 let list_nth_shared_mut_loop_pair_merge
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) : result (t & t) =
   list_nth_shared_mut_loop_pair_merge_loop t ls0 ls1 i
 
-(** [loops::list_nth_shared_mut_loop_pair_merge]: loop 0: backward function 0 *)
+(** [loops::list_nth_shared_mut_loop_pair_merge]: loop 0: backward function 0
+    Source: 'src/loops.rs', lines 316:0-331:1 *)
 let rec list_nth_shared_mut_loop_pair_merge_loop_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   Tot (result (list_t t))
@@ -664,7 +724,8 @@ let rec list_nth_shared_mut_loop_pair_merge_loop_back
   | List_Nil -> Fail Failure
   end
 
-(** [loops::list_nth_shared_mut_loop_pair_merge]: backward function 0 *)
+(** [loops::list_nth_shared_mut_loop_pair_merge]: backward function 0
+    Source: 'src/loops.rs', lines 316:0-320:23 *)
 let list_nth_shared_mut_loop_pair_merge_back
   (t : Type0) (ls0 : list_t t) (ls1 : list_t t) (i : u32) (ret : t) :
   result (list_t t)
diff --git a/tests/fstar/misc/Loops.Types.fst b/tests/fstar/misc/Loops.Types.fst
index c622c548..8aa38290 100644
--- a/tests/fstar/misc/Loops.Types.fst
+++ b/tests/fstar/misc/Loops.Types.fst
@@ -5,7 +5,8 @@ open Primitives
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [loops::List] *)
+(** [loops::List]
+    Source: 'src/loops.rs', lines 60:0-60:16 *)
 type list_t (t : Type0) =
 | List_Cons : t -> list_t t -> list_t t
 | List_Nil : list_t t
diff --git a/tests/fstar/misc/NoNestedBorrows.fst b/tests/fstar/misc/NoNestedBorrows.fst
index a6269f60..2e14d67d 100644
--- a/tests/fstar/misc/NoNestedBorrows.fst
+++ b/tests/fstar/misc/NoNestedBorrows.fst
@@ -5,83 +5,103 @@ open Primitives
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [no_nested_borrows::Pair] *)
+(** [no_nested_borrows::Pair]
+    Source: 'src/no_nested_borrows.rs', lines 4:0-4:23 *)
 type pair_t (t1 t2 : Type0) = { x : t1; y : t2; }
 
-(** [no_nested_borrows::List] *)
+(** [no_nested_borrows::List]
+    Source: 'src/no_nested_borrows.rs', lines 9:0-9:16 *)
 type list_t (t : Type0) =
 | List_Cons : t -> list_t t -> list_t t
 | List_Nil : list_t t
 
-(** [no_nested_borrows::One] *)
+(** [no_nested_borrows::One]
+    Source: 'src/no_nested_borrows.rs', lines 20:0-20:16 *)
 type one_t (t1 : Type0) = | One_One : t1 -> one_t t1
 
-(** [no_nested_borrows::EmptyEnum] *)
+(** [no_nested_borrows::EmptyEnum]
+    Source: 'src/no_nested_borrows.rs', lines 26:0-26:18 *)
 type emptyEnum_t = | EmptyEnum_Empty : emptyEnum_t
 
-(** [no_nested_borrows::Enum] *)
+(** [no_nested_borrows::Enum]
+    Source: 'src/no_nested_borrows.rs', lines 32:0-32:13 *)
 type enum_t = | Enum_Variant1 : enum_t | Enum_Variant2 : enum_t
 
-(** [no_nested_borrows::EmptyStruct] *)
+(** [no_nested_borrows::EmptyStruct]
+    Source: 'src/no_nested_borrows.rs', lines 39:0-39:22 *)
 type emptyStruct_t = unit
 
-(** [no_nested_borrows::Sum] *)
+(** [no_nested_borrows::Sum]
+    Source: 'src/no_nested_borrows.rs', lines 41:0-41:20 *)
 type sum_t (t1 t2 : Type0) =
 | Sum_Left : t1 -> sum_t t1 t2
 | Sum_Right : t2 -> sum_t t1 t2
 
-(** [no_nested_borrows::neg_test]: forward function *)
+(** [no_nested_borrows::neg_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 48:0-48:30 *)
 let neg_test (x : i32) : result i32 =
   i32_neg x
 
-(** [no_nested_borrows::add_test]: forward function *)
+(** [no_nested_borrows::add_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 54:0-54:38 *)
 let add_test (x : u32) (y : u32) : result u32 =
   u32_add x y
 
-(** [no_nested_borrows::subs_test]: forward function *)
+(** [no_nested_borrows::subs_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 60:0-60:39 *)
 let subs_test (x : u32) (y : u32) : result u32 =
   u32_sub x y
 
-(** [no_nested_borrows::div_test]: forward function *)
+(** [no_nested_borrows::div_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 66:0-66:38 *)
 let div_test (x : u32) (y : u32) : result u32 =
   u32_div x y
 
-(** [no_nested_borrows::div_test1]: forward function *)
+(** [no_nested_borrows::div_test1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 73:0-73:31 *)
 let div_test1 (x : u32) : result u32 =
   u32_div x 2
 
-(** [no_nested_borrows::rem_test]: forward function *)
+(** [no_nested_borrows::rem_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 78:0-78:38 *)
 let rem_test (x : u32) (y : u32) : result u32 =
   u32_rem x y
 
-(** [no_nested_borrows::mul_test]: forward function *)
+(** [no_nested_borrows::mul_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 82:0-82:38 *)
 let mul_test (x : u32) (y : u32) : result u32 =
   u32_mul x y
 
-(** [no_nested_borrows::CONST0] *)
+(** [no_nested_borrows::CONST0]
+    Source: 'src/no_nested_borrows.rs', lines 91:0-91:23 *)
 let const0_body : result usize = usize_add 1 1
 let const0_c : usize = eval_global const0_body
 
-(** [no_nested_borrows::CONST1] *)
+(** [no_nested_borrows::CONST1]
+    Source: 'src/no_nested_borrows.rs', lines 92:0-92:23 *)
 let const1_body : result usize = usize_mul 2 2
 let const1_c : usize = eval_global const1_body
 
-(** [no_nested_borrows::cast_test]: forward function *)
+(** [no_nested_borrows::cast_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 94:0-94:31 *)
 let cast_test (x : u32) : result i32 =
   scalar_cast U32 I32 x
 
-(** [no_nested_borrows::test2]: forward function *)
+(** [no_nested_borrows::test2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 99:0-99:14 *)
 let test2 : result unit =
   let* _ = u32_add 23 44 in Return ()
 
 (** Unit test for [no_nested_borrows::test2] *)
 let _ = assert_norm (test2 = Return ())
 
-(** [no_nested_borrows::get_max]: forward function *)
+(** [no_nested_borrows::get_max]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 111:0-111:37 *)
 let get_max (x : u32) (y : u32) : result u32 =
   if x >= y then Return x else Return y
 
-(** [no_nested_borrows::test3]: forward function *)
+(** [no_nested_borrows::test3]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 119:0-119:14 *)
 let test3 : result unit =
   let* x = get_max 4 3 in
   let* y = get_max 10 11 in
@@ -91,21 +111,24 @@ let test3 : result unit =
 (** Unit test for [no_nested_borrows::test3] *)
 let _ = assert_norm (test3 = Return ())
 
-(** [no_nested_borrows::test_neg1]: forward function *)
+(** [no_nested_borrows::test_neg1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 126:0-126:18 *)
 let test_neg1 : result unit =
   let* y = i32_neg 3 in if not (y = -3) then Fail Failure else Return ()
 
 (** Unit test for [no_nested_borrows::test_neg1] *)
 let _ = assert_norm (test_neg1 = Return ())
 
-(** [no_nested_borrows::refs_test1]: forward function *)
+(** [no_nested_borrows::refs_test1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 133:0-133:19 *)
 let refs_test1 : result unit =
   if not (1 = 1) then Fail Failure else Return ()
 
 (** Unit test for [no_nested_borrows::refs_test1] *)
 let _ = assert_norm (refs_test1 = Return ())
 
-(** [no_nested_borrows::refs_test2]: forward function *)
+(** [no_nested_borrows::refs_test2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 144:0-144:19 *)
 let refs_test2 : result unit =
   if not (2 = 2)
   then Fail Failure
@@ -120,14 +143,16 @@ let refs_test2 : result unit =
 (** Unit test for [no_nested_borrows::refs_test2] *)
 let _ = assert_norm (refs_test2 = Return ())
 
-(** [no_nested_borrows::test_list1]: forward function *)
+(** [no_nested_borrows::test_list1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 160:0-160:19 *)
 let test_list1 : result unit =
   Return ()
 
 (** Unit test for [no_nested_borrows::test_list1] *)
 let _ = assert_norm (test_list1 = Return ())
 
-(** [no_nested_borrows::test_box1]: forward function *)
+(** [no_nested_borrows::test_box1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 165:0-165:18 *)
 let test_box1 : result unit =
   let b = 0 in
   let* b0 = alloc_boxed_Box_deref_mut_back i32 b 1 in
@@ -137,33 +162,39 @@ let test_box1 : result unit =
 (** Unit test for [no_nested_borrows::test_box1] *)
 let _ = assert_norm (test_box1 = Return ())
 
-(** [no_nested_borrows::copy_int]: forward function *)
+(** [no_nested_borrows::copy_int]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 175:0-175:30 *)
 let copy_int (x : i32) : result i32 =
   Return x
 
-(** [no_nested_borrows::test_unreachable]: forward function *)
+(** [no_nested_borrows::test_unreachable]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 181:0-181:32 *)
 let test_unreachable (b : bool) : result unit =
   if b then Fail Failure else Return ()
 
-(** [no_nested_borrows::test_panic]: forward function *)
+(** [no_nested_borrows::test_panic]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 189:0-189:26 *)
 let test_panic (b : bool) : result unit =
   if b then Fail Failure else Return ()
 
-(** [no_nested_borrows::test_copy_int]: forward function *)
+(** [no_nested_borrows::test_copy_int]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 196:0-196:22 *)
 let test_copy_int : result unit =
   let* y = copy_int 0 in if not (0 = y) then Fail Failure else Return ()
 
 (** Unit test for [no_nested_borrows::test_copy_int] *)
 let _ = assert_norm (test_copy_int = Return ())
 
-(** [no_nested_borrows::is_cons]: forward function *)
+(** [no_nested_borrows::is_cons]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 203:0-203:38 *)
 let is_cons (t : Type0) (l : list_t t) : result bool =
   begin match l with
   | List_Cons x l0 -> Return true
   | List_Nil -> Return false
   end
 
-(** [no_nested_borrows::test_is_cons]: forward function *)
+(** [no_nested_borrows::test_is_cons]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 210:0-210:21 *)
 let test_is_cons : result unit =
   let l = List_Nil in
   let* b = is_cons i32 (List_Cons 0 l) in
@@ -172,14 +203,16 @@ let test_is_cons : result unit =
 (** Unit test for [no_nested_borrows::test_is_cons] *)
 let _ = assert_norm (test_is_cons = Return ())
 
-(** [no_nested_borrows::split_list]: forward function *)
+(** [no_nested_borrows::split_list]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 216:0-216:48 *)
 let split_list (t : Type0) (l : list_t t) : result (t & (list_t t)) =
   begin match l with
   | List_Cons hd tl -> Return (hd, tl)
   | List_Nil -> Fail Failure
   end
 
-(** [no_nested_borrows::test_split_list]: forward function *)
+(** [no_nested_borrows::test_split_list]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 224:0-224:24 *)
 let test_split_list : result unit =
   let l = List_Nil in
   let* p = split_list i32 (List_Cons 0 l) in
@@ -189,16 +222,19 @@ let test_split_list : result unit =
 (** Unit test for [no_nested_borrows::test_split_list] *)
 let _ = assert_norm (test_split_list = Return ())
 
-(** [no_nested_borrows::choose]: forward function *)
+(** [no_nested_borrows::choose]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 231:0-231:70 *)
 let choose (t : Type0) (b : bool) (x : t) (y : t) : result t =
   if b then Return x else Return y
 
-(** [no_nested_borrows::choose]: backward function 0 *)
+(** [no_nested_borrows::choose]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 231:0-231:70 *)
 let choose_back
   (t : Type0) (b : bool) (x : t) (y : t) (ret : t) : result (t & t) =
   if b then Return (ret, y) else Return (x, ret)
 
-(** [no_nested_borrows::choose_test]: forward function *)
+(** [no_nested_borrows::choose_test]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 239:0-239:20 *)
 let choose_test : result unit =
   let* z = choose i32 true 0 0 in
   let* z0 = i32_add z 1 in
@@ -213,28 +249,33 @@ let choose_test : result unit =
 (** Unit test for [no_nested_borrows::choose_test] *)
 let _ = assert_norm (choose_test = Return ())
 
-(** [no_nested_borrows::test_char]: forward function *)
+(** [no_nested_borrows::test_char]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 251:0-251:26 *)
 let test_char : result char =
   Return 'a'
 
-(** [no_nested_borrows::Tree] *)
+(** [no_nested_borrows::Tree]
+    Source: 'src/no_nested_borrows.rs', lines 256:0-256:16 *)
 type tree_t (t : Type0) =
 | Tree_Leaf : t -> tree_t t
 | Tree_Node : t -> nodeElem_t t -> tree_t t -> tree_t t
 
-(** [no_nested_borrows::NodeElem] *)
+(** [no_nested_borrows::NodeElem]
+    Source: 'src/no_nested_borrows.rs', lines 261:0-261:20 *)
 and nodeElem_t (t : Type0) =
 | NodeElem_Cons : tree_t t -> nodeElem_t t -> nodeElem_t t
 | NodeElem_Nil : nodeElem_t t
 
-(** [no_nested_borrows::list_length]: forward function *)
+(** [no_nested_borrows::list_length]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 296:0-296:48 *)
 let rec list_length (t : Type0) (l : list_t t) : result u32 =
   begin match l with
   | List_Cons x l1 -> let* i = list_length t l1 in u32_add 1 i
   | List_Nil -> Return 0
   end
 
-(** [no_nested_borrows::list_nth_shared]: forward function *)
+(** [no_nested_borrows::list_nth_shared]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 304:0-304:62 *)
 let rec list_nth_shared (t : Type0) (l : list_t t) (i : u32) : result t =
   begin match l with
   | List_Cons x tl ->
@@ -244,7 +285,8 @@ let rec list_nth_shared (t : Type0) (l : list_t t) (i : u32) : result t =
   | List_Nil -> Fail Failure
   end
 
-(** [no_nested_borrows::list_nth_mut]: forward function *)
+(** [no_nested_borrows::list_nth_mut]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 320:0-320:67 *)
 let rec list_nth_mut (t : Type0) (l : list_t t) (i : u32) : result t =
   begin match l with
   | List_Cons x tl ->
@@ -252,7 +294,8 @@ let rec list_nth_mut (t : Type0) (l : list_t t) (i : u32) : result t =
   | List_Nil -> Fail Failure
   end
 
-(** [no_nested_borrows::list_nth_mut]: backward function 0 *)
+(** [no_nested_borrows::list_nth_mut]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 320:0-320:67 *)
 let rec list_nth_mut_back
   (t : Type0) (l : list_t t) (i : u32) (ret : t) : result (list_t t) =
   begin match l with
@@ -266,7 +309,8 @@ let rec list_nth_mut_back
   | List_Nil -> Fail Failure
   end
 
-(** [no_nested_borrows::list_rev_aux]: forward function *)
+(** [no_nested_borrows::list_rev_aux]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 336:0-336:63 *)
 let rec list_rev_aux
   (t : Type0) (li : list_t t) (lo : list_t t) : result (list_t t) =
   begin match li with
@@ -275,11 +319,13 @@ let rec list_rev_aux
   end
 
 (** [no_nested_borrows::list_rev]: merged forward/backward function
-    (there is a single backward function, and the forward function returns ()) *)
+    (there is a single backward function, and the forward function returns ())
+    Source: 'src/no_nested_borrows.rs', lines 350:0-350:42 *)
 let list_rev (t : Type0) (l : list_t t) : result (list_t t) =
   let li = core_mem_replace (list_t t) l List_Nil in list_rev_aux t li List_Nil
 
-(** [no_nested_borrows::test_list_functions]: forward function *)
+(** [no_nested_borrows::test_list_functions]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 355:0-355:28 *)
 let test_list_functions : result unit =
   let l = List_Nil in
   let l0 = List_Cons 2 l in
@@ -315,75 +361,92 @@ let test_list_functions : result unit =
 (** Unit test for [no_nested_borrows::test_list_functions] *)
 let _ = assert_norm (test_list_functions = Return ())
 
-(** [no_nested_borrows::id_mut_pair1]: forward function *)
+(** [no_nested_borrows::id_mut_pair1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 371:0-371:89 *)
 let id_mut_pair1 (t1 t2 : Type0) (x : t1) (y : t2) : result (t1 & t2) =
   Return (x, y)
 
-(** [no_nested_borrows::id_mut_pair1]: backward function 0 *)
+(** [no_nested_borrows::id_mut_pair1]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 371:0-371:89 *)
 let id_mut_pair1_back
   (t1 t2 : Type0) (x : t1) (y : t2) (ret : (t1 & t2)) : result (t1 & t2) =
   let (x0, x1) = ret in Return (x0, x1)
 
-(** [no_nested_borrows::id_mut_pair2]: forward function *)
+(** [no_nested_borrows::id_mut_pair2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 375:0-375:88 *)
 let id_mut_pair2 (t1 t2 : Type0) (p : (t1 & t2)) : result (t1 & t2) =
   let (x, x0) = p in Return (x, x0)
 
-(** [no_nested_borrows::id_mut_pair2]: backward function 0 *)
+(** [no_nested_borrows::id_mut_pair2]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 375:0-375:88 *)
 let id_mut_pair2_back
   (t1 t2 : Type0) (p : (t1 & t2)) (ret : (t1 & t2)) : result (t1 & t2) =
   let (x, x0) = ret in Return (x, x0)
 
-(** [no_nested_borrows::id_mut_pair3]: forward function *)
+(** [no_nested_borrows::id_mut_pair3]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 379:0-379:93 *)
 let id_mut_pair3 (t1 t2 : Type0) (x : t1) (y : t2) : result (t1 & t2) =
   Return (x, y)
 
-(** [no_nested_borrows::id_mut_pair3]: backward function 0 *)
+(** [no_nested_borrows::id_mut_pair3]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 379:0-379:93 *)
 let id_mut_pair3_back'a
   (t1 t2 : Type0) (x : t1) (y : t2) (ret : t1) : result t1 =
   Return ret
 
-(** [no_nested_borrows::id_mut_pair3]: backward function 1 *)
+(** [no_nested_borrows::id_mut_pair3]: backward function 1
+    Source: 'src/no_nested_borrows.rs', lines 379:0-379:93 *)
 let id_mut_pair3_back'b
   (t1 t2 : Type0) (x : t1) (y : t2) (ret : t2) : result t2 =
   Return ret
 
-(** [no_nested_borrows::id_mut_pair4]: forward function *)
+(** [no_nested_borrows::id_mut_pair4]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 383:0-383:92 *)
 let id_mut_pair4 (t1 t2 : Type0) (p : (t1 & t2)) : result (t1 & t2) =
   let (x, x0) = p in Return (x, x0)
 
-(** [no_nested_borrows::id_mut_pair4]: backward function 0 *)
+(** [no_nested_borrows::id_mut_pair4]: backward function 0
+    Source: 'src/no_nested_borrows.rs', lines 383:0-383:92 *)
 let id_mut_pair4_back'a
   (t1 t2 : Type0) (p : (t1 & t2)) (ret : t1) : result t1 =
   Return ret
 
-(** [no_nested_borrows::id_mut_pair4]: backward function 1 *)
+(** [no_nested_borrows::id_mut_pair4]: backward function 1
+    Source: 'src/no_nested_borrows.rs', lines 383:0-383:92 *)
 let id_mut_pair4_back'b
   (t1 t2 : Type0) (p : (t1 & t2)) (ret : t2) : result t2 =
   Return ret
 
-(** [no_nested_borrows::StructWithTuple] *)
+(** [no_nested_borrows::StructWithTuple]
+    Source: 'src/no_nested_borrows.rs', lines 390:0-390:34 *)
 type structWithTuple_t (t1 t2 : Type0) = { p : (t1 & t2); }
 
-(** [no_nested_borrows::new_tuple1]: forward function *)
+(** [no_nested_borrows::new_tuple1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 394:0-394:48 *)
 let new_tuple1 : result (structWithTuple_t u32 u32) =
   Return { p = (1, 2) }
 
-(** [no_nested_borrows::new_tuple2]: forward function *)
+(** [no_nested_borrows::new_tuple2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 398:0-398:48 *)
 let new_tuple2 : result (structWithTuple_t i16 i16) =
   Return { p = (1, 2) }
 
-(** [no_nested_borrows::new_tuple3]: forward function *)
+(** [no_nested_borrows::new_tuple3]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 402:0-402:48 *)
 let new_tuple3 : result (structWithTuple_t u64 i64) =
   Return { p = (1, 2) }
 
-(** [no_nested_borrows::StructWithPair] *)
+(** [no_nested_borrows::StructWithPair]
+    Source: 'src/no_nested_borrows.rs', lines 407:0-407:33 *)
 type structWithPair_t (t1 t2 : Type0) = { p : pair_t t1 t2; }
 
-(** [no_nested_borrows::new_pair1]: forward function *)
+(** [no_nested_borrows::new_pair1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 411:0-411:46 *)
 let new_pair1 : result (structWithPair_t u32 u32) =
   Return { p = { x = 1; y = 2 } }
 
-(** [no_nested_borrows::test_constants]: forward function *)
+(** [no_nested_borrows::test_constants]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 419:0-419:23 *)
 let test_constants : result unit =
   let* swt = new_tuple1 in
   let (i, _) = swt.p in
@@ -406,7 +469,8 @@ let test_constants : result unit =
 (** Unit test for [no_nested_borrows::test_constants] *)
 let _ = assert_norm (test_constants = Return ())
 
-(** [no_nested_borrows::test_weird_borrows1]: forward function *)
+(** [no_nested_borrows::test_weird_borrows1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 428:0-428:28 *)
 let test_weird_borrows1 : result unit =
   Return ()
 
@@ -414,24 +478,29 @@ let test_weird_borrows1 : result unit =
 let _ = assert_norm (test_weird_borrows1 = Return ())
 
 (** [no_nested_borrows::test_mem_replace]: merged forward/backward function
-    (there is a single backward function, and the forward function returns ()) *)
+    (there is a single backward function, and the forward function returns ())
+    Source: 'src/no_nested_borrows.rs', lines 438:0-438:37 *)
 let test_mem_replace (px : u32) : result u32 =
   let y = core_mem_replace u32 px 1 in
   if not (y = 0) then Fail Failure else Return 2
 
-(** [no_nested_borrows::test_shared_borrow_bool1]: forward function *)
+(** [no_nested_borrows::test_shared_borrow_bool1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 445:0-445:47 *)
 let test_shared_borrow_bool1 (b : bool) : result u32 =
   if b then Return 0 else Return 1
 
-(** [no_nested_borrows::test_shared_borrow_bool2]: forward function *)
+(** [no_nested_borrows::test_shared_borrow_bool2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 458:0-458:40 *)
 let test_shared_borrow_bool2 : result u32 =
   Return 0
 
-(** [no_nested_borrows::test_shared_borrow_enum1]: forward function *)
+(** [no_nested_borrows::test_shared_borrow_enum1]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 473:0-473:52 *)
 let test_shared_borrow_enum1 (l : list_t u32) : result u32 =
   begin match l with | List_Cons i l0 -> Return 1 | List_Nil -> Return 0 end
 
-(** [no_nested_borrows::test_shared_borrow_enum2]: forward function *)
+(** [no_nested_borrows::test_shared_borrow_enum2]: forward function
+    Source: 'src/no_nested_borrows.rs', lines 485:0-485:40 *)
 let test_shared_borrow_enum2 : result u32 =
   Return 0
 
diff --git a/tests/fstar/misc/Paper.fst b/tests/fstar/misc/Paper.fst
index bfb710dc..14bc59e8 100644
--- a/tests/fstar/misc/Paper.fst
+++ b/tests/fstar/misc/Paper.fst
@@ -6,27 +6,32 @@ open Primitives
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
 (** [paper::ref_incr]: merged forward/backward function
-    (there is a single backward function, and the forward function returns ()) *)
+    (there is a single backward function, and the forward function returns ())
+    Source: 'src/paper.rs', lines 4:0-4:28 *)
 let ref_incr (x : i32) : result i32 =
   i32_add x 1
 
-(** [paper::test_incr]: forward function *)
+(** [paper::test_incr]: forward function
+    Source: 'src/paper.rs', lines 8:0-8:18 *)
 let test_incr : result unit =
   let* x = ref_incr 0 in if not (x = 1) then Fail Failure else Return ()
 
 (** Unit test for [paper::test_incr] *)
 let _ = assert_norm (test_incr = Return ())
 
-(** [paper::choose]: forward function *)
+(** [paper::choose]: forward function
+    Source: 'src/paper.rs', lines 15:0-15:70 *)
 let choose (t : Type0) (b : bool) (x : t) (y : t) : result t =
   if b then Return x else Return y
 
-(** [paper::choose]: backward function 0 *)
+(** [paper::choose]: backward function 0
+    Source: 'src/paper.rs', lines 15:0-15:70 *)
 let choose_back
   (t : Type0) (b : bool) (x : t) (y : t) (ret : t) : result (t & t) =
   if b then Return (ret, y) else Return (x, ret)
 
-(** [paper::test_choose]: forward function *)
+(** [paper::test_choose]: forward function
+    Source: 'src/paper.rs', lines 23:0-23:20 *)
 let test_choose : result unit =
   let* z = choose i32 true 0 0 in
   let* z0 = i32_add z 1 in
@@ -41,12 +46,14 @@ let test_choose : result unit =
 (** Unit test for [paper::test_choose] *)
 let _ = assert_norm (test_choose = Return ())
 
-(** [paper::List] *)
+(** [paper::List]
+    Source: 'src/paper.rs', lines 35:0-35:16 *)
 type list_t (t : Type0) =
 | List_Cons : t -> list_t t -> list_t t
 | List_Nil : list_t t
 
-(** [paper::list_nth_mut]: forward function *)
+(** [paper::list_nth_mut]: forward function
+    Source: 'src/paper.rs', lines 42:0-42:67 *)
 let rec list_nth_mut (t : Type0) (l : list_t t) (i : u32) : result t =
   begin match l with
   | List_Cons x tl ->
@@ -54,7 +61,8 @@ let rec list_nth_mut (t : Type0) (l : list_t t) (i : u32) : result t =
   | List_Nil -> Fail Failure
   end
 
-(** [paper::list_nth_mut]: backward function 0 *)
+(** [paper::list_nth_mut]: backward function 0
+    Source: 'src/paper.rs', lines 42:0-42:67 *)
 let rec list_nth_mut_back
   (t : Type0) (l : list_t t) (i : u32) (ret : t) : result (list_t t) =
   begin match l with
@@ -68,14 +76,16 @@ let rec list_nth_mut_back
   | List_Nil -> Fail Failure
   end
 
-(** [paper::sum]: forward function *)
+(** [paper::sum]: forward function
+    Source: 'src/paper.rs', lines 57:0-57:32 *)
 let rec sum (l : list_t i32) : result i32 =
   begin match l with
   | List_Cons x tl -> let* i = sum tl in i32_add x i
   | List_Nil -> Return 0
   end
 
-(** [paper::test_nth]: forward function *)
+(** [paper::test_nth]: forward function
+    Source: 'src/paper.rs', lines 68:0-68:17 *)
 let test_nth : result unit =
   let l = List_Nil in
   let l0 = List_Cons 3 l in
@@ -89,7 +99,8 @@ let test_nth : result unit =
 (** Unit test for [paper::test_nth] *)
 let _ = assert_norm (test_nth = Return ())
 
-(** [paper::call_choose]: forward function *)
+(** [paper::call_choose]: forward function
+    Source: 'src/paper.rs', lines 76:0-76:44 *)
 let call_choose (p : (u32 & u32)) : result u32 =
   let (px, py) = p in
   let* pz = choose u32 true px py in
diff --git a/tests/fstar/misc/PoloniusList.fst b/tests/fstar/misc/PoloniusList.fst
index 428c4210..188b22d8 100644
--- a/tests/fstar/misc/PoloniusList.fst
+++ b/tests/fstar/misc/PoloniusList.fst
@@ -5,12 +5,14 @@ open Primitives
 
 #set-options "--z3rlimit 50 --fuel 1 --ifuel 1"
 
-(** [polonius_list::List] *)
+(** [polonius_list::List]
+    Source: 'src/polonius_list.rs', lines 3:0-3:16 *)
 type list_t (t : Type0) =
 | List_Cons : t -> list_t t -> list_t t
 | List_Nil : list_t t
 
-(** [polonius_list::get_list_at_x]: forward function *)
+(** [polonius_list::get_list_at_x]: forward function
+    Source: 'src/polonius_list.rs', lines 13:0-13:76 *)
 let rec get_list_at_x (ls : list_t u32) (x : u32) : result (list_t u32) =
   begin match ls with
   | List_Cons hd tl ->
@@ -18,7 +20,8 @@ let rec get_list_at_x (ls : list_t u32) (x : u32) : result (list_t u32) =
   | List_Nil -> Return List_Nil
   end
 
-(** [polonius_list::get_list_at_x]: backward function 0 *)
+(** [polonius_list::get_list_at_x]: backward function 0
+    Source: 'src/polonius_list.rs', lines 13:0-13:76 *)
 let rec get_list_at_x_back
   (ls : list_t u32) (x : u32) (ret : list_t u32) : result (list_t u32) =
   begin match ls with