[INFO] fetching crate gm-sm9 0.3.0...
[INFO] testing gm-sm9-0.3.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate gm-sm9 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate gm-sm9 0.3.0
[INFO] finished tweaking crates.io crate gm-sm9 0.3.0
[INFO] tweaked toml for crates.io crate gm-sm9 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gm-sm9 0.3.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.1)
[INFO] [stderr]       Adding hex-literal v0.3.4 (available: v1.1.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gm-sm3 v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57481527ec113738eb5fb96179f953ffbc6309eb16046fdd7e86f01da3cbccdc
[INFO] running `Command { std: "docker" "start" "-a" "57481527ec113738eb5fb96179f953ffbc6309eb16046fdd7e86f01da3cbccdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57481527ec113738eb5fb96179f953ffbc6309eb16046fdd7e86f01da3cbccdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57481527ec113738eb5fb96179f953ffbc6309eb16046fdd7e86f01da3cbccdc", kill_on_drop: false }`
[INFO] [stdout] 57481527ec113738eb5fb96179f953ffbc6309eb16046fdd7e86f01da3cbccdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 073ebcce5c8f68d13fdb8504ec24f06c1b1440fb0c64692b1743e60e321a9f60
[INFO] running `Command { std: "docker" "start" "-a" "073ebcce5c8f68d13fdb8504ec24f06c1b1440fb0c64692b1743e60e321a9f60", kill_on_drop: false }`
[INFO] [stderr]    Compiling gm-sm3 v0.10.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling yasna v0.5.2
[INFO] [stderr]    Compiling gm-sm9 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/fields/fp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for j in 0..64 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/fields/fp.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut w = 0u64;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/fields/fp.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut r = [0u64; 4];
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut r2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut s2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut s3 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:14
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:22
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:30
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:14
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:21
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:330:25
[INFO] [stdout]     |
[INFO] [stdout] 330 |             let mut k = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut t = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:352:26
[INFO] [stdout]     |
[INFO] [stdout] 352 |             let mut t0 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:353:26
[INFO] [stdout]     |
[INFO] [stdout] 353 |             let mut t1 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:354:26
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mut t2 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:355:26
[INFO] [stdout]     |
[INFO] [stdout] 355 |             let mut t3 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/fields/fp12.rs:406:17
[INFO] [stdout]     |
[INFO] [stdout] 406 |             for j in 0..64 {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let mut w = 0_u64;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut t0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut t1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:97:22
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:98:22
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut t = Fp::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut k = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             r1 = self.c1.fp_double();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:194:22
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut a0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut a1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:209:22
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let mut t0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:238:22
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:239:22
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut r1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:240:21
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut r0 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut r1 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut t = Fp2::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:139:22
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut k = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:180:22
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:181:22
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:197:22
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut a0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut a1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:217:22
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:218:22
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]   --> src/fields.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut u = 0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overflow`
[INFO] [stdout]    --> src/fields.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let (t4, overflow) = z[4].overflowing_sub(carry);
[INFO] [stdout]     |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/fields.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut carry = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/fields.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut h = SM9_ONE;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/key.rs:291:27
[INFO] [stdout]     |
[INFO] [stdout] 291 |         let mut h: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]    --> src/key.rs:292:27
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut r: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/points.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/points.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]   --> src/points.rs:37:30
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/points.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut z = self.z.fp_mul_fp(&c);
[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: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:275:38
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut x1 = self.x;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:304:13
[INFO] [stdout]     |
[INFO] [stdout] 304 |         let mut y1 = self.y;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:308:22
[INFO] [stdout]     |
[INFO] [stdout] 308 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:309:22
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let mut t3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x3` is never read
[INFO] [stdout]    --> src/points.rs:311:22
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut x3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y3` is never read
[INFO] [stdout]    --> src/points.rs:312:22
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut y3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `z3` is never read
[INFO] [stdout]    --> src/points.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut z3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |         let mut s2 = y2.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:543:14
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:543:22
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:543:30
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:543:38
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |         let mut t2 = x1.fp_sqr().fp_triple();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let mut z3 = y3.fp_mul(&z1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:627:13
[INFO] [stdout]     |
[INFO] [stdout] 627 |         let mut z3 = z1.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/points.rs:780:5
[INFO] [stdout]     |
[INFO] [stdout] 780 |     t = sm9_u256_eval_g_line_no_pre(&mut lw, &t, &q2, &p_affine);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/points.rs:865:5
[INFO] [stdout]     |
[INFO] [stdout] 865 |     q: &Point,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]    --> src/u256.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let mut u = 0;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]    --> src/u256.rs:227:10
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `j` is never read
[INFO] [stdout]    --> src/u256.rs:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_MODP_MU` is never used
[INFO] [stdout]    --> src/lib.rs:186:18
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub(crate) const SM9_MODP_MU: u64 = 0x76d43bd3d0d11bd5_u64;
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:251:18
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub(crate) const SM9_FP2_ZERO: [U256; 2] = [[0, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:252:18
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub(crate) const SM9_FP2_ONE: [U256; 2] = [[1, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_U` is never used
[INFO] [stdout]    --> src/lib.rs:253:18
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) const SM9_FP2_U: [U256; 2] = [[0, 0, 0, 0], [1, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_5U` is never used
[INFO] [stdout]    --> src/lib.rs:254:18
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub(crate) const SM9_FP2_5U: [U256; 2] = [[0, 0, 0, 0], [5, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_MONT_5U` is never used
[INFO] [stdout]    --> src/lib.rs:255:18
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub(crate) const SM9_FP2_MONT_5U: [U256; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:265:18
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub(crate) const SM9_FP4_ZERO: [[U256; 2]; 2] =
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_MONT_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:267:18
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub(crate) const SM9_FP4_MONT_ONE: [[U256; 2]; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `div` is never used
[INFO] [stdout]    --> src/fields/fp2.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Fp2 {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] 181 |     pub(crate) fn div(&self, rhs: &Self) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fp_mul_fp2` is never used
[INFO] [stdout]   --> src/fields/fp4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Fp4 {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub(crate) fn fp_mul_fp2(&self, k: &Fp2) -> Fp4 {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G1` is never used
[INFO] [stdout]    --> src/points.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 | const G1: Point = Point {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G2` is never used
[INFO] [stdout]    --> src/points.rs:124:7
[INFO] [stdout]     |
[INFO] [stdout] 124 | const G2: TwistPoint = TwistPoint {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "073ebcce5c8f68d13fdb8504ec24f06c1b1440fb0c64692b1743e60e321a9f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073ebcce5c8f68d13fdb8504ec24f06c1b1440fb0c64692b1743e60e321a9f60", kill_on_drop: false }`
[INFO] [stdout] 073ebcce5c8f68d13fdb8504ec24f06c1b1440fb0c64692b1743e60e321a9f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f6347f5383c42a4c2eab9219eae77362a3a1cdf7856d6ef056a653220f3df7d
[INFO] running `Command { std: "docker" "start" "-a" "9f6347f5383c42a4c2eab9219eae77362a3a1cdf7856d6ef056a653220f3df7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling gm-sm9 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/fields/fp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for j in 0..64 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/fields/fp.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut w = 0u64;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/fields/fp.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut r = [0u64; 4];
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut r2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut s2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut s3 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:14
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:22
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:30
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:14
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:21
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:330:25
[INFO] [stdout]     |
[INFO] [stdout] 330 |             let mut k = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut t = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:352:26
[INFO] [stdout]     |
[INFO] [stdout] 352 |             let mut t0 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:353:26
[INFO] [stdout]     |
[INFO] [stdout] 353 |             let mut t1 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:354:26
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mut t2 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:355:26
[INFO] [stdout]     |
[INFO] [stdout] 355 |             let mut t3 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/fields/fp12.rs:406:17
[INFO] [stdout]     |
[INFO] [stdout] 406 |             for j in 0..64 {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let mut w = 0_u64;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut t0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut t1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:97:22
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:98:22
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut t = Fp::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut k = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             r1 = self.c1.fp_double();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:194:22
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut a0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut a1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:209:22
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let mut t0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:238:22
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:239:22
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut r1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:240:21
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut r0 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut r1 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut t = Fp2::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:139:22
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut k = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:180:22
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:181:22
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:197:22
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut a0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut a1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:217:22
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:218:22
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]   --> src/fields.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut u = 0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overflow`
[INFO] [stdout]    --> src/fields.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let (t4, overflow) = z[4].overflowing_sub(carry);
[INFO] [stdout]     |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/fields.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut carry = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/fields.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut h = SM9_ONE;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/key.rs:291:27
[INFO] [stdout]     |
[INFO] [stdout] 291 |         let mut h: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]    --> src/key.rs:292:27
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut r: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/points.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/points.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]   --> src/points.rs:37:30
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/points.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut z = self.z.fp_mul_fp(&c);
[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: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:275:38
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut x1 = self.x;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:304:13
[INFO] [stdout]     |
[INFO] [stdout] 304 |         let mut y1 = self.y;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:308:22
[INFO] [stdout]     |
[INFO] [stdout] 308 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:309:22
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let mut t3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x3` is never read
[INFO] [stdout]    --> src/points.rs:311:22
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut x3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y3` is never read
[INFO] [stdout]    --> src/points.rs:312:22
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut y3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `z3` is never read
[INFO] [stdout]    --> src/points.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut z3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |         let mut s2 = y2.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:543:14
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:543:22
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:543:30
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:543:38
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |         let mut t2 = x1.fp_sqr().fp_triple();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let mut z3 = y3.fp_mul(&z1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:627:13
[INFO] [stdout]     |
[INFO] [stdout] 627 |         let mut z3 = z1.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/points.rs:780:5
[INFO] [stdout]     |
[INFO] [stdout] 780 |     t = sm9_u256_eval_g_line_no_pre(&mut lw, &t, &q2, &p_affine);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/points.rs:865:5
[INFO] [stdout]     |
[INFO] [stdout] 865 |     q: &Point,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]    --> src/u256.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let mut u = 0;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]    --> src/u256.rs:227:10
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `j` is never read
[INFO] [stdout]    --> src/u256.rs:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_MODP_MU` is never used
[INFO] [stdout]    --> src/lib.rs:186:18
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub(crate) const SM9_MODP_MU: u64 = 0x76d43bd3d0d11bd5_u64;
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:251:18
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub(crate) const SM9_FP2_ZERO: [U256; 2] = [[0, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:252:18
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub(crate) const SM9_FP2_ONE: [U256; 2] = [[1, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_U` is never used
[INFO] [stdout]    --> src/lib.rs:253:18
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) const SM9_FP2_U: [U256; 2] = [[0, 0, 0, 0], [1, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_5U` is never used
[INFO] [stdout]    --> src/lib.rs:254:18
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub(crate) const SM9_FP2_5U: [U256; 2] = [[0, 0, 0, 0], [5, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_MONT_5U` is never used
[INFO] [stdout]    --> src/lib.rs:255:18
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub(crate) const SM9_FP2_MONT_5U: [U256; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:265:18
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub(crate) const SM9_FP4_ZERO: [[U256; 2]; 2] =
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_MONT_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:267:18
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub(crate) const SM9_FP4_MONT_ONE: [[U256; 2]; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `div` is never used
[INFO] [stdout]    --> src/fields/fp2.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Fp2 {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] 181 |     pub(crate) fn div(&self, rhs: &Self) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fp_mul_fp2` is never used
[INFO] [stdout]   --> src/fields/fp4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Fp4 {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub(crate) fn fp_mul_fp2(&self, k: &Fp2) -> Fp4 {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G1` is never used
[INFO] [stdout]    --> src/points.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 | const G1: Point = Point {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G2` is never used
[INFO] [stdout]    --> src/points.rs:124:7
[INFO] [stdout]     |
[INFO] [stdout] 124 | const G2: TwistPoint = TwistPoint {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/fields/fp.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for j in 0..64 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]   --> src/fields/fp.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut w = 0u64;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/fields/fp.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut r = [0u64; 4];
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut r2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut s2 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut s3 = Fp4::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:14
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:22
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:273:30
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:14
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:21
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:330:25
[INFO] [stdout]     |
[INFO] [stdout] 330 |             let mut k = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:331:25
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut t = Fp4::zero();
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:352:26
[INFO] [stdout]     |
[INFO] [stdout] 352 |             let mut t0 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:353:26
[INFO] [stdout]     |
[INFO] [stdout] 353 |             let mut t1 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:354:26
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mut t2 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:355:26
[INFO] [stdout]     |
[INFO] [stdout] 355 |             let mut t3 = Fp4::zero();
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/fields/fp12.rs:406:17
[INFO] [stdout]     |
[INFO] [stdout] 406 |             for j in 0..64 {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w` is never read
[INFO] [stdout]    --> src/fields/fp12.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let mut w = 0_u64;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut t0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut t1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:97:22
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut r0 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:98:22
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut r1 = Fp::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp2.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut t = Fp::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut k = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             r1 = self.c1.fp_double();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:194:22
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut a0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut a1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:209:22
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let mut t0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:238:22
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let mut r0 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:239:22
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut r1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp2.rs:240:21
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut t = Fp::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut r0 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut r1 = Fp2::zero();
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/fields/fp4.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut t = Fp2::zero();
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:139:22
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `k` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut k = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:180:22
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:181:22
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:197:22
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut a0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut a1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r0` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:217:22
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut r0 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r1` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:218:22
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let mut r1 = Fp2::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/fields/fp4.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let mut t = Fp2::zero();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]   --> src/fields.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut u = 0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overflow`
[INFO] [stdout]    --> src/fields.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let (t4, overflow) = z[4].overflowing_sub(carry);
[INFO] [stdout]     |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/fields.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut carry = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/fields.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut h = SM9_ONE;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `h` is never read
[INFO] [stdout]    --> src/key.rs:291:27
[INFO] [stdout]     |
[INFO] [stdout] 291 |         let mut h: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]    --> src/key.rs:292:27
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut r: U256 = [0, 0, 0, 0];
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t0` is never read
[INFO] [stdout]   --> src/points.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]   --> src/points.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]   --> src/points.rs:37:30
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/points.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut z = self.z.fp_mul_fp(&c);
[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: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:275:30
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:275:38
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut x1 = self.x;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:304:13
[INFO] [stdout]     |
[INFO] [stdout] 304 |         let mut y1 = self.y;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let mut t1 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:308:22
[INFO] [stdout]     |
[INFO] [stdout] 308 |         let mut t2 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:309:22
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let mut t3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x3` is never read
[INFO] [stdout]    --> src/points.rs:311:22
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut x3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y3` is never read
[INFO] [stdout]    --> src/points.rs:312:22
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut y3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `z3` is never read
[INFO] [stdout]    --> src/points.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut z3 = Fp::zero();
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |         let mut s2 = y2.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t1` is never read
[INFO] [stdout]    --> src/points.rs:543:14
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t2` is never read
[INFO] [stdout]    --> src/points.rs:543:22
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t3` is never read
[INFO] [stdout]    --> src/points.rs:543:30
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t4` is never read
[INFO] [stdout]    --> src/points.rs:543:38
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stdout]     |                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |         let mut t2 = x1.fp_sqr().fp_triple();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let mut z3 = y3.fp_mul(&z1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/points.rs:627:13
[INFO] [stdout]     |
[INFO] [stdout] 627 |         let mut z3 = z1.fp_mul(&t1);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]    --> src/points.rs:780:5
[INFO] [stdout]     |
[INFO] [stdout] 780 |     t = sm9_u256_eval_g_line_no_pre(&mut lw, &t, &q2, &p_affine);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/points.rs:865:5
[INFO] [stdout]     |
[INFO] [stdout] 865 |     q: &Point,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `u` is never read
[INFO] [stdout]    --> src/u256.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let mut u = 0;
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]    --> src/u256.rs:227:10
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `j` is never read
[INFO] [stdout]    --> src/u256.rs:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/u256.rs:277:21
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let (mut r, c) = u256_add(&a, &b);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/u256.rs:283:21
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let (mut r, c) = u256_sub(&a, &b);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_MODP_MU` is never used
[INFO] [stdout]    --> src/lib.rs:186:18
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub(crate) const SM9_MODP_MU: u64 = 0x76d43bd3d0d11bd5_u64;
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:251:18
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub(crate) const SM9_FP2_ZERO: [U256; 2] = [[0, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:252:18
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub(crate) const SM9_FP2_ONE: [U256; 2] = [[1, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_U` is never used
[INFO] [stdout]    --> src/lib.rs:253:18
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) const SM9_FP2_U: [U256; 2] = [[0, 0, 0, 0], [1, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_5U` is never used
[INFO] [stdout]    --> src/lib.rs:254:18
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub(crate) const SM9_FP2_5U: [U256; 2] = [[0, 0, 0, 0], [5, 0, 0, 0]];
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP2_MONT_5U` is never used
[INFO] [stdout]    --> src/lib.rs:255:18
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub(crate) const SM9_FP2_MONT_5U: [U256; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_ZERO` is never used
[INFO] [stdout]    --> src/lib.rs:265:18
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub(crate) const SM9_FP4_ZERO: [[U256; 2]; 2] =
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SM9_FP4_MONT_ONE` is never used
[INFO] [stdout]    --> src/lib.rs:267:18
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub(crate) const SM9_FP4_MONT_ONE: [[U256; 2]; 2] = [
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `div` is never used
[INFO] [stdout]    --> src/fields/fp2.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Fp2 {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] 181 |     pub(crate) fn div(&self, rhs: &Self) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fp_mul_fp2` is never used
[INFO] [stdout]   --> src/fields/fp4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Fp4 {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub(crate) fn fp_mul_fp2(&self, k: &Fp2) -> Fp4 {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G1` is never used
[INFO] [stdout]    --> src/points.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 | const G1: Point = Point {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G2` is never used
[INFO] [stdout]    --> src/points.rs:124:7
[INFO] [stdout]     |
[INFO] [stdout] 124 | const G2: TwistPoint = TwistPoint {
[INFO] [stdout]     |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.92s
[INFO] running `Command { std: "docker" "inspect" "9f6347f5383c42a4c2eab9219eae77362a3a1cdf7856d6ef056a653220f3df7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6347f5383c42a4c2eab9219eae77362a3a1cdf7856d6ef056a653220f3df7d", kill_on_drop: false }`
[INFO] [stdout] 9f6347f5383c42a4c2eab9219eae77362a3a1cdf7856d6ef056a653220f3df7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee5f6478987303a6e9462d760d392a4ceb35dd093c8696139f78d29df1adc13c
[INFO] running `Command { std: "docker" "start" "-a" "ee5f6478987303a6e9462d760d392a4ceb35dd093c8696139f78d29df1adc13c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/fields/fp.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         for j in 0..64 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `w` is never read
[INFO] [stderr]   --> src/fields/fp.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut w = 0u64;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r` is never read
[INFO] [stderr]   --> src/fields/fp.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut r = [0u64; 4];
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r2` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:205:22
[INFO] [stderr]     |
[INFO] [stderr] 205 |         let mut r2 = Fp4::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `s2` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |         let mut s2 = Fp4::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `s3` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:207:22
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mut s3 = Fp4::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:273:14
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:273:22
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r2` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:273:30
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let (mut r0, mut r1, mut r2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:274:14
[INFO] [stderr]     |
[INFO] [stderr] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `k0` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:274:21
[INFO] [stderr]     |
[INFO] [stderr] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `k1` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:274:29
[INFO] [stderr]     |
[INFO] [stderr] 274 |         let (mut t, mut k0, mut k1) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `m0` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:275:14
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `m1` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:275:22
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `m2` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:275:30
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut m0, mut m1, mut m2) = (Fp4::zero(), Fp4::zero(), Fp4::zero());
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `k` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:330:25
[INFO] [stderr]     |
[INFO] [stderr] 330 |             let mut k = Fp4::zero();
[INFO] [stderr]     |                         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:331:25
[INFO] [stderr]     |
[INFO] [stderr] 331 |             let mut t = Fp4::zero();
[INFO] [stderr]     |                         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t0` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |             let mut t0 = Fp4::zero();
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:353:26
[INFO] [stderr]     |
[INFO] [stderr] 353 |             let mut t1 = Fp4::zero();
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:354:26
[INFO] [stderr]     |
[INFO] [stderr] 354 |             let mut t2 = Fp4::zero();
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t3` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:355:26
[INFO] [stderr]     |
[INFO] [stderr] 355 |             let mut t3 = Fp4::zero();
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/fields/fp12.rs:406:17
[INFO] [stderr]     |
[INFO] [stderr] 406 |             for j in 0..64 {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `w` is never read
[INFO] [stderr]    --> src/fields/fp12.rs:397:21
[INFO] [stderr]     |
[INFO] [stderr] 397 |         let mut w = 0_u64;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut r0 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut r1 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t0` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:49:22
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let mut t0 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:50:22
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut t1 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:97:22
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut r0 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut r1 = Fp::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]   --> src/fields/fp2.rs:99:21
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let mut t = Fp::zero();
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `k` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let mut k = Fp::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:137:21
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let mut t = Fp::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             r1 = self.c1.fp_double();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:193:22
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut r0 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a0` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:194:22
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let mut a0 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a1` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:195:22
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut a1 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t0` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:209:22
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let mut t0 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:210:22
[INFO] [stderr]     |
[INFO] [stderr] 210 |         let mut t1 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:211:22
[INFO] [stderr]     |
[INFO] [stderr] 211 |         let mut t2 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:238:22
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let mut r0 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:239:22
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut r1 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp2.rs:240:21
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut t = Fp::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]   --> src/fields/fp4.rs:55:22
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut r0 = Fp2::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]   --> src/fields/fp4.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut r1 = Fp2::zero();
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]   --> src/fields/fp4.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut t = Fp2::zero();
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:103:22
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut r0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:104:22
[INFO] [stderr]     |
[INFO] [stderr] 104 |         let mut r1 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let mut t = Fp2::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:138:22
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let mut r0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:139:22
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let mut r1 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `k` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:140:21
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let mut k = Fp2::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let mut r0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:181:22
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut r1 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |         let mut t = Fp2::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:196:22
[INFO] [stderr]     |
[INFO] [stderr] 196 |         let mut r0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:197:22
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let mut a0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a1` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:198:22
[INFO] [stderr]     |
[INFO] [stderr] 198 |         let mut a1 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r0` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:217:22
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let mut r0 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r1` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:218:22
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let mut r1 = Fp2::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/fields/fp4.rs:219:21
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let mut t = Fp2::zero();
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `u` is never read
[INFO] [stderr]   --> src/fields.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut u = 0;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `overflow`
[INFO] [stderr]    --> src/fields.rs:133:14
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let (t4, overflow) = z[4].overflowing_sub(carry);
[INFO] [stderr]     |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `carry` is never read
[INFO] [stderr]    --> src/fields.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let mut carry = 0;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `h` is never read
[INFO] [stderr]    --> src/fields.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let mut h = SM9_ONE;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `h` is never read
[INFO] [stderr]    --> src/key.rs:291:27
[INFO] [stderr]     |
[INFO] [stderr] 291 |         let mut h: U256 = [0, 0, 0, 0];
[INFO] [stderr]     |                           ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r` is never read
[INFO] [stderr]    --> src/key.rs:292:27
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let mut r: U256 = [0, 0, 0, 0];
[INFO] [stderr]     |                           ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t0` is never read
[INFO] [stderr]   --> src/points.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]   --> src/points.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]   --> src/points.rs:37:30
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let (mut t0, mut t1, mut t2) = (Fp::zero(), Fp::zero(), Fp::zero());
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/points.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let mut z = self.z.fp_mul_fp(&c);
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]    --> src/points.rs:275:14
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]    --> src/points.rs:275:22
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t3` is never read
[INFO] [stderr]    --> src/points.rs:275:30
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t4` is never read
[INFO] [stderr]    --> src/points.rs:275:38
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let (mut t1, mut t2, mut t3, mut t4) =
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:303:13
[INFO] [stderr]     |
[INFO] [stderr] 303 |         let mut x1 = self.x;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:304:13
[INFO] [stderr]     |
[INFO] [stderr] 304 |         let mut y1 = self.y;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]    --> src/points.rs:307:22
[INFO] [stderr]     |
[INFO] [stderr] 307 |         let mut t1 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]    --> src/points.rs:308:22
[INFO] [stderr]     |
[INFO] [stderr] 308 |         let mut t2 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t3` is never read
[INFO] [stderr]    --> src/points.rs:309:22
[INFO] [stderr]     |
[INFO] [stderr] 309 |         let mut t3 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x3` is never read
[INFO] [stderr]    --> src/points.rs:311:22
[INFO] [stderr]     |
[INFO] [stderr] 311 |         let mut x3 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y3` is never read
[INFO] [stderr]    --> src/points.rs:312:22
[INFO] [stderr]     |
[INFO] [stderr] 312 |         let mut y3 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `z3` is never read
[INFO] [stderr]    --> src/points.rs:313:22
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let mut z3 = Fp::zero();
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:366:13
[INFO] [stderr]     |
[INFO] [stderr] 366 |         let mut s2 = y2.fp_mul(&t1);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t1` is never read
[INFO] [stderr]    --> src/points.rs:543:14
[INFO] [stderr]     |
[INFO] [stderr] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t2` is never read
[INFO] [stderr]    --> src/points.rs:543:22
[INFO] [stderr]     |
[INFO] [stderr] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t3` is never read
[INFO] [stderr]    --> src/points.rs:543:30
[INFO] [stderr]     |
[INFO] [stderr] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t4` is never read
[INFO] [stderr]    --> src/points.rs:543:38
[INFO] [stderr]     |
[INFO] [stderr] 543 |         let (mut t1, mut t2, mut t3, mut t4) = (Fp2::zero(), Fp2::zero(), Fp2::zero(), Fp2::zero());
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:571:13
[INFO] [stderr]     |
[INFO] [stderr] 571 |         let mut t2 = x1.fp_sqr().fp_triple();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:573:13
[INFO] [stderr]     |
[INFO] [stderr] 573 |         let mut z3 = y3.fp_mul(&z1);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:627:13
[INFO] [stderr]     |
[INFO] [stderr] 627 |         let mut z3 = z1.fp_mul(&t1);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `t` is never read
[INFO] [stderr]    --> src/points.rs:780:5
[INFO] [stderr]     |
[INFO] [stderr] 780 |     t = sm9_u256_eval_g_line_no_pre(&mut lw, &t, &q2, &p_affine);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `q`
[INFO] [stderr]    --> src/points.rs:865:5
[INFO] [stderr]     |
[INFO] [stderr] 865 |     q: &Point,
[INFO] [stderr]     |     ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `u` is never read
[INFO] [stderr]    --> src/u256.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |     let mut u = 0;
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n` is never read
[INFO] [stderr]    --> src/u256.rs:227:10
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `j` is never read
[INFO] [stderr]    --> src/u256.rs:227:17
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let (mut n, mut j) = (0_usize, 0_usize);
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_MODP_MU` is never used
[INFO] [stderr]    --> src/lib.rs:186:18
[INFO] [stderr]     |
[INFO] [stderr] 186 | pub(crate) const SM9_MODP_MU: u64 = 0x76d43bd3d0d11bd5_u64;
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP2_ZERO` is never used
[INFO] [stderr]    --> src/lib.rs:251:18
[INFO] [stderr]     |
[INFO] [stderr] 251 | pub(crate) const SM9_FP2_ZERO: [U256; 2] = [[0, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stderr]     |                  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP2_ONE` is never used
[INFO] [stderr]    --> src/lib.rs:252:18
[INFO] [stderr]     |
[INFO] [stderr] 252 | pub(crate) const SM9_FP2_ONE: [U256; 2] = [[1, 0, 0, 0], [0, 0, 0, 0]];
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP2_U` is never used
[INFO] [stderr]    --> src/lib.rs:253:18
[INFO] [stderr]     |
[INFO] [stderr] 253 | pub(crate) const SM9_FP2_U: [U256; 2] = [[0, 0, 0, 0], [1, 0, 0, 0]];
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP2_5U` is never used
[INFO] [stderr]    --> src/lib.rs:254:18
[INFO] [stderr]     |
[INFO] [stderr] 254 | pub(crate) const SM9_FP2_5U: [U256; 2] = [[0, 0, 0, 0], [5, 0, 0, 0]];
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP2_MONT_5U` is never used
[INFO] [stderr]    --> src/lib.rs:255:18
[INFO] [stderr]     |
[INFO] [stderr] 255 | pub(crate) const SM9_FP2_MONT_5U: [U256; 2] = [
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP4_ZERO` is never used
[INFO] [stderr]    --> src/lib.rs:265:18
[INFO] [stderr]     |
[INFO] [stderr] 265 | pub(crate) const SM9_FP4_ZERO: [[U256; 2]; 2] =
[INFO] [stderr]     |                  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SM9_FP4_MONT_ONE` is never used
[INFO] [stderr]    --> src/lib.rs:267:18
[INFO] [stderr]     |
[INFO] [stderr] 267 | pub(crate) const SM9_FP4_MONT_ONE: [[U256; 2]; 2] = [
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `div` is never used
[INFO] [stderr]    --> src/fields/fp2.rs:181:19
[INFO] [stderr]     |
[INFO] [stderr] 180 | impl Fp2 {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] 181 |     pub(crate) fn div(&self, rhs: &Self) -> Self {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `fp_mul_fp2` is never used
[INFO] [stderr]   --> src/fields/fp4.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Fp4 {
[INFO] [stderr]    | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub(crate) fn fp_mul_fp2(&self, k: &Fp2) -> Fp4 {
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `G1` is never used
[INFO] [stderr]    --> src/points.rs:100:7
[INFO] [stderr]     |
[INFO] [stderr] 100 | const G1: Point = Point {
[INFO] [stderr]     |       ^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `G2` is never used
[INFO] [stderr]    --> src/points.rs:124:7
[INFO] [stderr]     |
[INFO] [stderr] 124 | const G2: TwistPoint = TwistPoint {
[INFO] [stderr]     |       ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gm-sm9` (lib) generated 107 warnings (run `cargo fix --lib -p gm-sm9` to apply 11 suggestions)
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/u256.rs:277:21
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let (mut r, c) = u256_add(&a, &b);
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/u256.rs:283:21
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let (mut r, c) = u256_sub(&a, &b);
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: `gm-sm9` (lib test) generated 109 warnings (107 duplicates) (run `cargo fix --lib -p gm-sm9 --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gm_sm9-8b9f09ef599eeb6f)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test fields::fp2::test_mod_operation::test_mod_op ... ok
[INFO] [stdout] test points::test_point_operation::test_point_add ... ok
[INFO] [stdout] test points::test_point_operation::test_point_dbl ... ok
[INFO] [stdout] test points::test_point_operation::test_point_neg ... ok
[INFO] [stdout] test points::test_point_operation::test_point_sub ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_add ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_dbl ... ok
[INFO] [stdout] test fields::fp::test_mod_operation::test_mod_op ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_neg ... ok
[INFO] [stdout] test u256::test_operation::test_raw_add_u64 ... ok
[INFO] [stdout] test points::test_point_operation::test_g_mul ... ok
[INFO] [stdout] test u256::test_operation::test_to_bytes_be ... ok
[INFO] [stdout] test u256::test_operation::test_get_booth ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_sub ... ok
[INFO] [stdout] test points::test_point_operation::test_point_mul ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_mul ... ok
[INFO] [stdout] test points::test_point_operation::test_twist_point_g_mul ... ok
[INFO] [stdout] test key::sm9_key_test::test_encrypt ... ok
[INFO] [stdout] test key::sm9_key_test::test_sign_verify ... ok
[INFO] [stdout] test key::sm9_key_test::test_exchange_key ... ok
[INFO] [stderr]    Doc-tests gm_sm9
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 98) ... FAILED
[INFO] [stdout] test src/lib.rs - SM9_P (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - SM9_P (line 63) ... ok
[INFO] [stdout] test src/lib.rs - SM9_P (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 98) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `exch_step_1a` in this scope
[INFO] [stdout]    --> src/lib.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let (ra, ra_) = exch_step_1a(&msk, &idb);
[INFO] [stdout]     |                         ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 100 + use gm_sm9::key::exch_step_1a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `exch_step_1b` in this scope
[INFO] [stdout]    --> src/lib.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let (rb, skb) = exch_step_1b(&msk, &ida, &idb, &key_b, &ra, klen).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 100 + use gm_sm9::key::exch_step_1b;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `exch_step_2a` in this scope
[INFO] [stdout]    --> src/lib.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let ska = exch_step_2a(&msk, &ida, &idb, &key_a, ra_, &ra, &rb, klen).unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 100 + use gm_sm9::key::exch_step_2a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 98)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.89s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ee5f6478987303a6e9462d760d392a4ceb35dd093c8696139f78d29df1adc13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5f6478987303a6e9462d760d392a4ceb35dd093c8696139f78d29df1adc13c", kill_on_drop: false }`
[INFO] [stdout] ee5f6478987303a6e9462d760d392a4ceb35dd093c8696139f78d29df1adc13c
