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[INFO] [stdout] warning: unused import: `p256::FieldBytes`
[INFO] [stdout]    --> src/bin/test_p256.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |     use p256::FieldBytes;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p256::elliptic_curve::ops::Reduce`
[INFO] [stdout]    --> src/bin/test_p256.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use p256::elliptic_curve::ops::Reduce;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Fn_t` should have an upper camel case name
[INFO] [stdout]    --> src/bin/test_p256.rs:615:8
[INFO] [stdout]     |
[INFO] [stdout] 615 | struct Fn_t { e: [u64; 4] }
[INFO] [stdout]     |        ^^^^ help: convert the identifier to upper camel case: `FnT`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p256::FieldBytes`
[INFO] [stdout]    --> src/bin/test_p256.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |     use p256::FieldBytes;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p256::elliptic_curve::ops::Reduce`
[INFO] [stdout]    --> src/bin/test_p256.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use p256::elliptic_curve::ops::Reduce;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Fn_t` should have an upper camel case name
[INFO] [stdout]    --> src/bin/test_p256.rs:615:8
[INFO] [stdout]     |
[INFO] [stdout] 615 | struct Fn_t { e: [u64; 4] }
[INFO] [stdout]     |        ^^^^ help: convert the identifier to upper camel case: `FnT`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_val`
[INFO] [stdout]    --> src/bin/test_p256.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let a_val = U256::from_be_slice(&a_bytes);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_a_val`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_val`
[INFO] [stdout]    --> src/bin/test_p256.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let b_val = U256::from_be_slice(&b_bytes);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old`
[INFO] [stdout]    --> src/bin/test_p256.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         let old = x.clone();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_old`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/test_p256.rs:641:9
[INFO] [stdout]     |
[INFO] [stdout] 641 |     let mut val = 0u128;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/bin/test_p256.rs:641:9
[INFO] [stdout]     |
[INFO] [stdout] 641 |     let mut val = 0u128;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `neg` and `div` are never used
[INFO] [stdout]    --> src/bin/test_p256.rs:94:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl Fp {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn neg(&self) -> Fp {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn div(&self, other: &Fp) -> Fp { self.mul(&other.inv()) }
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reduce_p256_v2` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn reduce_p256_v2(wide: &[u64; 8]) -> Fp {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `p256_field_mul` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn p256_field_mul(a: &[u64; 4], b: &[u64; 4]) -> [u64; 4] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `limbs_to_be` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn limbs_to_be(limbs: &[u64; 4]) -> [u8; 32] {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_val`
[INFO] [stdout]    --> src/bin/test_p256.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let a_val = U256::from_be_slice(&a_bytes);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_a_val`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_val`
[INFO] [stdout]    --> src/bin/test_p256.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let b_val = U256::from_be_slice(&b_bytes);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old`
[INFO] [stdout]    --> src/bin/test_p256.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         let old = x.clone();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_old`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/test_p256.rs:641:9
[INFO] [stdout]     |
[INFO] [stdout] 641 |     let mut val = 0u128;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/bin/test_p256.rs:641:9
[INFO] [stdout]     |
[INFO] [stdout] 641 |     let mut val = 0u128;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `neg` and `div` are never used
[INFO] [stdout]    --> src/bin/test_p256.rs:94:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl Fp {
[INFO] [stdout]     | ------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn neg(&self) -> Fp {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn div(&self, other: &Fp) -> Fp { self.mul(&other.inv()) }
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reduce_p256_v2` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn reduce_p256_v2(wide: &[u64; 8]) -> Fp {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `p256_field_mul` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn p256_field_mul(a: &[u64; 4], b: &[u64; 4]) -> [u64; 4] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `limbs_to_be` is never used
[INFO] [stdout]    --> src/bin/test_p256.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn limbs_to_be(limbs: &[u64; 4]) -> [u8; 32] {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_x`
[INFO] [stdout]    --> src/main.rs:209:10
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let (pk_x, pk_y) = issuer_pk();
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_pk_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_y`
[INFO] [stdout]    --> src/main.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let (pk_x, pk_y) = issuer_pk();
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_pk_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_credential` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn build_credential(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_public_inputs` is never used
[INFO] [stdout]    --> src/main.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn build_public_inputs(now: &[u8; 20], digests: &[[u8; 32]]) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_x`
[INFO] [stdout]    --> src/main.rs:209:10
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let (pk_x, pk_y) = issuer_pk();
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_pk_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_y`
[INFO] [stdout]    --> src/main.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let (pk_x, pk_y) = issuer_pk();
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_pk_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_credential` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn build_credential(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_public_inputs` is never used
[INFO] [stdout]    --> src/main.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn build_public_inputs(now: &[u8; 20], digests: &[[u8; 32]]) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "d29ccf7acf9135ecd08afde1a2770a39ce07d6c228d3f949d2ffb7c76e3e4cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29ccf7acf9135ecd08afde1a2770a39ce07d6c228d3f949d2ffb7c76e3e4cf9", kill_on_drop: false }`
[INFO] [stdout] d29ccf7acf9135ecd08afde1a2770a39ce07d6c228d3f949d2ffb7c76e3e4cf9
