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[INFO] [stdout] warning: struct `ACell` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo1.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ACell<F: Field>(AssignedCell<F, F>);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct FiboConfig {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_row`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:23:8
[INFO] [stdout]     |
[INFO] [stdout]  22 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  23 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  30 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     fn assign_first_row(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     fn assign_row(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | struct MyCircuit<F> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo2.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo2.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:20:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  20 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  60 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:20:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  20 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  60 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct MyCircuit;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ResultNum` is never used
[INFO] [stdout]  --> src/square.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type ResultNum<N> = Result<N, Error>;
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NumericInstructions` is never used
[INFO] [stdout]  --> src/square.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait NumericInstructions<F: Field>: Chip<F> {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldChip` is never constructed
[INFO] [stdout]   --> src/square.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct FieldChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldConfig` is never constructed
[INFO] [stdout]   --> src/square.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct FieldConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `construct` and `configure` are never used
[INFO] [stdout]   --> src/square.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl<F: Field> FieldChip<F> {
[INFO] [stdout]    | --------------------------- associated functions in this implementation
[INFO] [stdout] 64 |     fn construct(config: <Self as Chip<F>>::Config) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn configure(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]    --> src/square.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | struct Number<F: Field>(AssignedCell<F, F>);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/square.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | struct MyCircuit<F: Field> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let _ = self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ACell` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo1.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ACell<F: Field>(AssignedCell<F, F>);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct FiboConfig {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_row`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:23:8
[INFO] [stdout]     |
[INFO] [stdout]  22 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  23 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  30 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     fn assign_first_row(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     fn assign_row(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | struct MyCircuit<F> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo1.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo2.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo2.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:20:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  20 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  60 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo2.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/fibo3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/fibo3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:20:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  20 |     fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     fn configure(meta: &mut ConstraintSystem<F>, instance: Column<Instance>) -> FiboConfig {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  60 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct MyCircuit;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/fibonacci/fibo3.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let _ = self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci/fibo1.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = self.config.selector.enable(&mut region, 0);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.49s
[INFO] running `Command { std: "docker" "inspect" "406a8981a34fbdaafec4cf28c34102b1bdb8ed900e930a5d005035238131cede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406a8981a34fbdaafec4cf28c34102b1bdb8ed900e930a5d005035238131cede", kill_on_drop: false }`
[INFO] [stdout] 406a8981a34fbdaafec4cf28c34102b1bdb8ed900e930a5d005035238131cede
