[INFO] fetching crate lamport-sig 0.1.1...
[INFO] testing lamport-sig-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate lamport-sig 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lamport-sig 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lamport-sig 0.1.1
[INFO] finished tweaking crates.io crate lamport-sig 0.1.1
[INFO] tweaked toml for crates.io crate lamport-sig 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6b2eda4f3cec7b6768b9dc881d55d877d45dfa19aa4c4dc6e62f5a56dcbd0c3
[INFO] running `Command { std: "docker" "start" "-a" "a6b2eda4f3cec7b6768b9dc881d55d877d45dfa19aa4c4dc6e62f5a56dcbd0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b2eda4f3cec7b6768b9dc881d55d877d45dfa19aa4c4dc6e62f5a56dcbd0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b2eda4f3cec7b6768b9dc881d55d877d45dfa19aa4c4dc6e62f5a56dcbd0c3", kill_on_drop: false }`
[INFO] [stdout] a6b2eda4f3cec7b6768b9dc881d55d877d45dfa19aa4c4dc6e62f5a56dcbd0c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4510b49b711cf066a8970462130ac023426f4aa776df4bcc0e724a2218946a0
[INFO] running `Command { std: "docker" "start" "-a" "a4510b49b711cf066a8970462130ac023426f4aa776df4bcc0e724a2218946a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling bigint v4.4.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling lamport-sig v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::repeat`
[INFO] [stdout]  --> src/key.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::iter::repeat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `PRIVATE_KEY_LENGT`
[INFO] [stdout]   --> src/key.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub static PRIVATE_KEY_LENGT: usize = 256;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `SIGNATURE_LENGT`
[INFO] [stdout]   --> src/key.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub static SIGNATURE_LENGT: usize = 256;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/key.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> PrivateKey {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sign`
[INFO] [stdout]   --> src/key.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sign(&self, plain_text: &str) -> Vec<U256> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_public_key`
[INFO] [stdout]   --> src/key.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn to_public_key(&self) -> PublicKey {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `verify`
[INFO] [stdout]   --> src/key.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn verify(&self, plain_text: &str, signature: Vec<U256>) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prv_key_pair`
[INFO] [stdout]   --> src/key.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn prv_key_pair() -> (U256, U256) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_uint256`
[INFO] [stdout]   --> src/key.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn random_uint256() -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u64_to_uint256`
[INFO] [stdout]   --> src/key.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn u64_to_uint256() -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pub_key_pair`
[INFO] [stdout]   --> src/key.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn pub_key_pair(adam: &U256, eve: &U256) -> (U256, U256) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sha256_hash`
[INFO] [stdout]   --> src/key.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn sha256_hash(target: &str) -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `message_creation`
[INFO] [stdout]   --> src/key.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn message_creation(plain_text: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `text_to_binary`
[INFO] [stdout]   --> src/key.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn text_to_binary(hashed_text: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_binary`
[INFO] [stdout]    --> src/key.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn to_binary(c: char) -> String {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_str`
[INFO] [stdout]    --> src/key.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn from_str(value: &str) -> U256 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare_with_pub`
[INFO] [stdout]    --> src/key.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn compare_with_pub(signature: U256, pub_key: U256) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "a4510b49b711cf066a8970462130ac023426f4aa776df4bcc0e724a2218946a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4510b49b711cf066a8970462130ac023426f4aa776df4bcc0e724a2218946a0", kill_on_drop: false }`
[INFO] [stdout] a4510b49b711cf066a8970462130ac023426f4aa776df4bcc0e724a2218946a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a522f3dbfefb2e636e2ace2d2de059f8fc7977a950e81b5655c427aef1e69983
[INFO] running `Command { std: "docker" "start" "-a" "a522f3dbfefb2e636e2ace2d2de059f8fc7977a950e81b5655c427aef1e69983", kill_on_drop: false }`
[INFO] [stderr]    Compiling lamport-sig v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::repeat`
[INFO] [stdout]  --> src/key.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::iter::repeat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `PRIVATE_KEY_LENGT`
[INFO] [stdout]   --> src/key.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub static PRIVATE_KEY_LENGT: usize = 256;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `SIGNATURE_LENGT`
[INFO] [stdout]   --> src/key.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub static SIGNATURE_LENGT: usize = 256;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/key.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> PrivateKey {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sign`
[INFO] [stdout]   --> src/key.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sign(&self, plain_text: &str) -> Vec<U256> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_public_key`
[INFO] [stdout]   --> src/key.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn to_public_key(&self) -> PublicKey {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `verify`
[INFO] [stdout]   --> src/key.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn verify(&self, plain_text: &str, signature: Vec<U256>) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prv_key_pair`
[INFO] [stdout]   --> src/key.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn prv_key_pair() -> (U256, U256) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_uint256`
[INFO] [stdout]   --> src/key.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn random_uint256() -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u64_to_uint256`
[INFO] [stdout]   --> src/key.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn u64_to_uint256() -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pub_key_pair`
[INFO] [stdout]   --> src/key.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn pub_key_pair(adam: &U256, eve: &U256) -> (U256, U256) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sha256_hash`
[INFO] [stdout]   --> src/key.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn sha256_hash(target: &str) -> U256 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `message_creation`
[INFO] [stdout]   --> src/key.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn message_creation(plain_text: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `text_to_binary`
[INFO] [stdout]   --> src/key.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn text_to_binary(hashed_text: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_binary`
[INFO] [stdout]    --> src/key.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn to_binary(c: char) -> String {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_str`
[INFO] [stdout]    --> src/key.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn from_str(value: &str) -> U256 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare_with_pub`
[INFO] [stdout]    --> src/key.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn compare_with_pub(signature: U256, pub_key: U256) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::repeat`
[INFO] [stdout]  --> src/key.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::iter::repeat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/key.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut message = message_creation(plain_text);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "a522f3dbfefb2e636e2ace2d2de059f8fc7977a950e81b5655c427aef1e69983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a522f3dbfefb2e636e2ace2d2de059f8fc7977a950e81b5655c427aef1e69983", kill_on_drop: false }`
[INFO] [stdout] a522f3dbfefb2e636e2ace2d2de059f8fc7977a950e81b5655c427aef1e69983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a92c103608d1d111812ed93a37007692af2b26f1e0384ae6c86ee07bf324db84
[INFO] running `Command { std: "docker" "start" "-a" "a92c103608d1d111812ed93a37007692af2b26f1e0384ae6c86ee07bf324db84", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::iter::repeat`
[INFO] [stderr]  --> src/key.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::iter::repeat;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/key.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut message = message_creation(plain_text);
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/key.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut message = message_creation(plain_text);
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `PRIVATE_KEY_LENGT`
[INFO] [stderr]   --> src/key.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub static PRIVATE_KEY_LENGT: usize = 256;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `SIGNATURE_LENGT`
[INFO] [stderr]   --> src/key.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub static SIGNATURE_LENGT: usize = 256;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/key.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> PrivateKey {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sign`
[INFO] [stderr]   --> src/key.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn sign(&self, plain_text: &str) -> Vec<U256> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_public_key`
[INFO] [stderr]   --> src/key.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn to_public_key(&self) -> PublicKey {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `verify`
[INFO] [stderr]   --> src/key.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn verify(&self, plain_text: &str, signature: Vec<U256>) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prv_key_pair`
[INFO] [stderr]   --> src/key.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn prv_key_pair() -> (U256, U256) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_uint256`
[INFO] [stderr]   --> src/key.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn random_uint256() -> U256 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u64_to_uint256`
[INFO] [stderr]   --> src/key.rs:78:4
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn u64_to_uint256() -> U256 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pub_key_pair`
[INFO] [stderr]   --> src/key.rs:83:4
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn pub_key_pair(adam: &U256, eve: &U256) -> (U256, U256) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sha256_hash`
[INFO] [stderr]   --> src/key.rs:87:4
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn sha256_hash(target: &str) -> U256 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `message_creation`
[INFO] [stderr]   --> src/key.rs:93:4
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn message_creation(plain_text: &str) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `text_to_binary`
[INFO] [stderr]   --> src/key.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn text_to_binary(hashed_text: &str) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_binary`
[INFO] [stderr]    --> src/key.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn to_binary(c: char) -> String {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_str`
[INFO] [stderr]    --> src/key.rs:123:4
[INFO] [stderr]     |
[INFO] [stderr] 123 | fn from_str(value: &str) -> U256 {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compare_with_pub`
[INFO] [stderr]    --> src/key.rs:135:4
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn compare_with_pub(signature: U256, pub_key: U256) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::repeat`
[INFO] [stderr]  --> src/key.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::iter::repeat;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/key.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut message = message_creation(plain_text);
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/key.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut message = message_creation(plain_text);
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lamport_sig-1dbe33958713885d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test key::tests::test_sha256_hash ... ok
[INFO] [stdout] test key::tests::test_to_binary ... ok
[INFO] [stdout] test key::tests::test_u64_to_bigint ... FAILED
[INFO] [stdout] test key::tests::test_sign_message ... ok
[INFO] [stdout] test key::tests::test_verify_signature ... ok
[INFO] [stdout] test tests::test_lamport_signature ... ok
[INFO] [stdout] test key::tests::test_to_public_key ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- key::tests::test_u64_to_bigint stdout ----
[INFO] [stdout] thread 'key::tests::test_u64_to_bigint' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `"bigint::uint::U256::{{constructor}}"`,
[INFO] [stdout]  right: `"bigint::uint::U256"`', src/key.rs:147:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5563d7e05de0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5563d7e05de0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5563d7e05de0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5563d7e05de0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5563d7e285ec - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5563d7e02d05 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5563d7e07f4b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5563d7e07f4b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5563d7e07f4b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5563d7e07a5c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5563d7e08614 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5563d7e080f7 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5563d7e062dc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5563d7e08059 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5563d7d4ca41 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5563d7e26f08 - core::panicking::assert_failed_inner::h33b45280069a80ed
[INFO] [stdout]   16:     0x5563d7d5007a - core::panicking::assert_failed::h804285ee48432943
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x5563d7d521c2 - lamport_sig::key::tests::test_u64_to_bigint::h4561ce2909db4168
[INFO] [stdout]                                at /opt/rustwide/workdir/src/key.rs:147:9
[INFO] [stdout]   18:     0x5563d7d520da - lamport_sig::key::tests::test_u64_to_bigint::{{closure}}::h7ffc6e8e9ebd06f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/key.rs:145:5
[INFO] [stdout]   19:     0x5563d7d5516e - core::ops::function::FnOnce::call_once::h1885e7bc329733cd
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5563d7d7e773 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5563d7d7e773 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x5563d7d7d230 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x5563d7d7d230 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5563d7d7d230 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5563d7d7d230 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5563d7d7d230 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5563d7d7d230 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x5563d7d7d230 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5563d7d568e2 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5563d7d568e2 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5563d7d5a498 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x5563d7d5a498 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5563d7d5a498 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5563d7d5a498 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5563d7d5a498 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5563d7d5a498 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x5563d7d5a498 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5563d7e0d0d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x5563d7e0d0d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5563d7e0d0d7 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7fcc9cb96609 - start_thread
[INFO] [stdout]   42:     0x7fcc9c968293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     key::tests::test_u64_to_bigint
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.85s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "a92c103608d1d111812ed93a37007692af2b26f1e0384ae6c86ee07bf324db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92c103608d1d111812ed93a37007692af2b26f1e0384ae6c86ee07bf324db84", kill_on_drop: false }`
[INFO] [stdout] a92c103608d1d111812ed93a37007692af2b26f1e0384ae6c86ee07bf324db84
