[INFO] fetching crate lamport-sig 0.1.1...
[INFO] checking lamport-sig-0.1.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate lamport-sig 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lamport-sig 0.1.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cd52b3582f5d31ba00397d793de16592bdff2e5ae33e7654461119ef3f791df
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1cd52b3582f5d31ba00397d793de16592bdff2e5ae33e7654461119ef3f791df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd52b3582f5d31ba00397d793de16592bdff2e5ae33e7654461119ef3f791df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd52b3582f5d31ba00397d793de16592bdff2e5ae33e7654461119ef3f791df", kill_on_drop: false }`
[INFO] [stdout] 1cd52b3582f5d31ba00397d793de16592bdff2e5ae33e7654461119ef3f791df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 054c94efc592f8be94de5ba699399bca0772cdaaad3bc1480a5ba8a24a6bef23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "054c94efc592f8be94de5ba699399bca0772cdaaad3bc1480a5ba8a24a6bef23", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bigint v4.4.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking 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: 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: 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 dev [unoptimized + debuginfo] target(s) in 8.44s
[INFO] running `Command { std: "docker" "inspect" "054c94efc592f8be94de5ba699399bca0772cdaaad3bc1480a5ba8a24a6bef23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054c94efc592f8be94de5ba699399bca0772cdaaad3bc1480a5ba8a24a6bef23", kill_on_drop: false }`
[INFO] [stdout] 054c94efc592f8be94de5ba699399bca0772cdaaad3bc1480a5ba8a24a6bef23