[INFO] crate lamport-sig 0.1.1 is already in cache
[INFO] checking lamport-sig-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate lamport-sig 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lamport-sig 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9787b479c164a38403eaafc15e536bc09649bd52cb21efd61179b3e9afda9cfa
[INFO] running `"docker" "start" "-a" "9787b479c164a38403eaafc15e536bc09649bd52cb21efd61179b3e9afda9cfa"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking bigint v4.4.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lamport-sig v0.1.1 (/opt/rustwide/workdir)
[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: 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 item 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 item 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: method is never used: `new`
[INFO] [stderr]   --> src/key.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> PrivateKey {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sign`
[INFO] [stderr]   --> src/key.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn sign(&self, plain_text: &str) -> Vec<U256> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_public_key`
[INFO] [stderr]   --> src/key.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn to_public_key(&self) -> PublicKey {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `verify`
[INFO] [stderr]   --> src/key.rs:57:5
[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: 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 dev [unoptimized + debuginfo] target(s) in 13.60s
[INFO] running `"docker" "inspect" "9787b479c164a38403eaafc15e536bc09649bd52cb21efd61179b3e9afda9cfa"`
[INFO] running `"docker" "rm" "-f" "9787b479c164a38403eaafc15e536bc09649bd52cb21efd61179b3e9afda9cfa"`
[INFO] [stdout] 9787b479c164a38403eaafc15e536bc09649bd52cb21efd61179b3e9afda9cfa