[INFO] cloning repository https://github.com/zhonglinlynn/poseidon-hash-2022.2.13
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhonglinlynn/poseidon-hash-2022.2.13" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhonglinlynn%2Fposeidon-hash-2022.2.13", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhonglinlynn%2Fposeidon-hash-2022.2.13'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 495ae87ff066d066b140c7d0dff8d929b87d31ee
[INFO] testing zhonglinlynn/poseidon-hash-2022.2.13 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhonglinlynn%2Fposeidon-hash-2022.2.13" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhonglinlynn/poseidon-hash-2022.2.13 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhonglinlynn/poseidon-hash-2022.2.13
[INFO] finished tweaking git repo https://github.com/zhonglinlynn/poseidon-hash-2022.2.13
[INFO] tweaked toml for git repo https://github.com/zhonglinlynn/poseidon-hash-2022.2.13 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/zhonglinlynn/poseidon-hash-2022.2.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789294006bb66bcf8d59cf494ead208ba4f2d87433275dac5bb65a85ac38bdd7
[INFO] running `Command { std: "docker" "start" "-a" "789294006bb66bcf8d59cf494ead208ba4f2d87433275dac5bb65a85ac38bdd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789294006bb66bcf8d59cf494ead208ba4f2d87433275dac5bb65a85ac38bdd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789294006bb66bcf8d59cf494ead208ba4f2d87433275dac5bb65a85ac38bdd7", kill_on_drop: false }`
[INFO] [stdout] 789294006bb66bcf8d59cf494ead208ba4f2d87433275dac5bb65a85ac38bdd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75abe57c36afe83845bc18aef8d51e2dbc19d3ce59bb90de6112fa801a82eb2e
[INFO] running `Command { std: "docker" "start" "-a" "75abe57c36afe83845bc18aef8d51e2dbc19d3ce59bb90de6112fa801a82eb2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ff_derive_ce v0.9.0
[INFO] [stderr]    Compiling ff_ce v0.12.0
[INFO] [stderr]    Compiling pairing_ce v0.24.0
[INFO] [stderr]    Compiling mathru v0.6.10
[INFO] [stderr]    Compiling poseidon_hash v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FromPrimitive`, `NumAssignOps`, `NumOps`, `Num`, `ToPrimitive`
[INFO] [stdout]   --> src/algebra/num_impls.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     NumOps,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Num,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     NumAssignOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 27 |     FromPrimitive,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 28 |     ToPrimitive
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Power`
[INFO] [stdout]   --> src/algebra/mathru/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Power
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::specialization_macro::*`
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::specialization_macro::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "75abe57c36afe83845bc18aef8d51e2dbc19d3ce59bb90de6112fa801a82eb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75abe57c36afe83845bc18aef8d51e2dbc19d3ce59bb90de6112fa801a82eb2e", kill_on_drop: false }`
[INFO] [stdout] 75abe57c36afe83845bc18aef8d51e2dbc19d3ce59bb90de6112fa801a82eb2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e8e24da08f03254c8cfe02d0867e701454e0927f042cb5b87f10c08048c7f4
[INFO] running `Command { std: "docker" "start" "-a" "a6e8e24da08f03254c8cfe02d0867e701454e0927f042cb5b87f10c08048c7f4", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `FromPrimitive`, `NumAssignOps`, `NumOps`, `Num`, `ToPrimitive`
[INFO] [stdout]   --> src/algebra/num_impls.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     NumOps,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Num,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     NumAssignOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 27 |     FromPrimitive,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 28 |     ToPrimitive
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Power`
[INFO] [stdout]   --> src/algebra/mathru/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Power
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::specialization_macro::*`
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::specialization_macro::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling poseidon_hash v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromPrimitive`, `NumAssignOps`, `NumOps`, `Num`, `ToPrimitive`
[INFO] [stdout]   --> src/algebra/num_impls.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     NumOps,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     Num,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     NumAssignOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 27 |     FromPrimitive,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 28 |     ToPrimitive
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Power`
[INFO] [stdout]   --> src/algebra/mathru/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Power
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::pairing::bn256::Fr`
[INFO] [stdout]    --> src/algebra/mathru/mod.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         use crate::pairing::bn256::Fr;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/algebra/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::specialization_macro::*`
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::specialization_macro::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/specialization/specialized_2_into_1.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::pairing::ff::Field`
[INFO] [stdout]    --> src/algebra/mathru/mod.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         use crate::pairing::ff::Field;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/poseidon_hash-8f78b8223710813b)
[INFO] running `Command { std: "docker" "inspect" "a6e8e24da08f03254c8cfe02d0867e701454e0927f042cb5b87f10c08048c7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e8e24da08f03254c8cfe02d0867e701454e0927f042cb5b87f10c08048c7f4", kill_on_drop: false }`
[INFO] [stdout] a6e8e24da08f03254c8cfe02d0867e701454e0927f042cb5b87f10c08048c7f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1084c46dc38738b76eb4d8ab6f346677783bedd2a52dc883eb868c989122634a
[INFO] running `Command { std: "docker" "start" "-a" "1084c46dc38738b76eb4d8ab6f346677783bedd2a52dc883eb868c989122634a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `FromPrimitive`, `NumAssignOps`, `NumOps`, `Num`, `ToPrimitive`
[INFO] [stderr]   --> src/algebra/num_impls.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     NumOps,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     Num,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 26 |     NumAssignOps,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 27 |     FromPrimitive,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 28 |     ToPrimitive
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Power`
[INFO] [stderr]   --> src/algebra/mathru/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Power
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::specialization_macro::*`
[INFO] [stderr]  --> src/specialization/specialized_2_into_1.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::specialization_macro::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]  --> src/specialization/specialized_2_into_1.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::pairing::bn256::Fr`
[INFO] [stderr]    --> src/algebra/mathru/mod.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         use crate::pairing::bn256::Fr;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/algebra/mod.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::pairing::ff::Field`
[INFO] [stderr]    --> src/algebra/mathru/mod.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |         use crate::pairing::ff::Field;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `poseidon_hash` (lib) generated 4 warnings
[INFO] [stderr] warning: `poseidon_hash` (lib test) generated 7 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poseidon_hash-8f78b8223710813b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test algebra::mathru::test::test_over_float ... ok
[INFO] [stdout] test bn256::test::print_mds ... ok
[INFO] [stdout] test bn256::test::test_generate_bn256_params ... ok
[INFO] [stdout] test bn256::test::test_bn256_stateful_hash ... ok
[INFO] [stdout] test algebra::mathru::test::test_construction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poseidon_hash
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1084c46dc38738b76eb4d8ab6f346677783bedd2a52dc883eb868c989122634a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1084c46dc38738b76eb4d8ab6f346677783bedd2a52dc883eb868c989122634a", kill_on_drop: false }`
[INFO] [stdout] 1084c46dc38738b76eb4d8ab6f346677783bedd2a52dc883eb868c989122634a