[INFO] cloning repository https://github.com/itsViggo/crypto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsViggo/crypto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FitsViggo%2Fcrypto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FitsViggo%2Fcrypto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f169f6efbd7ba1f7a494ebeff12db6acd3f9492
[INFO] testing itsViggo/crypto 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%2FitsViggo%2Fcrypto" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itsViggo/crypto 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/itsViggo/crypto
[INFO] finished tweaking git repo https://github.com/itsViggo/crypto
[INFO] tweaked toml for git repo https://github.com/itsViggo/crypto written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/itsViggo/crypto 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b0c4fcc995aa4d7e8a9dbab8bee628a8b284fbd3dd3c25b1b1ca2c13025687c
[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" "2b0c4fcc995aa4d7e8a9dbab8bee628a8b284fbd3dd3c25b1b1ca2c13025687c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b0c4fcc995aa4d7e8a9dbab8bee628a8b284fbd3dd3c25b1b1ca2c13025687c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0c4fcc995aa4d7e8a9dbab8bee628a8b284fbd3dd3c25b1b1ca2c13025687c", kill_on_drop: false }`
[INFO] [stdout] 2b0c4fcc995aa4d7e8a9dbab8bee628a8b284fbd3dd3c25b1b1ca2c13025687c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9aac23ae0ecd599102b0de01197040ed9097b83faaf9a2e6ed9e4db97c5772
[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" "0e9aac23ae0ecd599102b0de01197040ed9097b83faaf9a2e6ed9e4db97c5772", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling mod_exp v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling ring-algorithm v0.2.3
[INFO] [stderr]    Compiling num-primes v0.1.2
[INFO] [stderr]    Compiling crypto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Verification`
[INFO] [stdout]  --> src/main.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_primes::{Generator,Verification};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/main.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |     while (plaintext.len() % 8 != 0) {
[INFO] [stdout]    |           ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -     while (plaintext.len() % 8 != 0) {
[INFO] [stdout] 64 +     while plaintext.len() % 8 != 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/main.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |         while (num_string.len() % 14 != 0) {
[INFO] [stdout]     |               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -         while (num_string.len() % 14 != 0) {
[INFO] [stdout] 273 +         while num_string.len() % 14 != 0 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:322:26
[INFO] [stdout]     |
[INFO] [stdout] 322 |     while !is_coprime(m, (e as i128)) {
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 322 -     while !is_coprime(m, (e as i128)) {
[INFO] [stdout] 322 +     while !is_coprime(m, e as i128) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let mut plaintext = args[2].clone();
[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: constant `max32bit` should have an upper case name
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const max32bit : u64 = 256;
[INFO] [stdout]    |       ^^^^^^^^ help: convert the identifier to upper case: `MAX32BIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `usage` should have an upper case name
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const usage: &str = "Usage: crypto caesar_encrypt|caesar_decrypt [plaintext|ciphertext] [shift]\nUsage: crypto substitution_encrypt|subst...
[INFO] [stdout]    |       ^^^^^ help: convert the identifier to upper case: `USAGE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PArray` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PArray` should have a snake case name
[INFO] [stdout]    --> src/main.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.90s
[INFO] running `Command { std: "docker" "inspect" "0e9aac23ae0ecd599102b0de01197040ed9097b83faaf9a2e6ed9e4db97c5772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9aac23ae0ecd599102b0de01197040ed9097b83faaf9a2e6ed9e4db97c5772", kill_on_drop: false }`
[INFO] [stdout] 0e9aac23ae0ecd599102b0de01197040ed9097b83faaf9a2e6ed9e4db97c5772
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0640ea881b490c98a5531aa7ac600c1aba957dcce06d064aaa3b8c43aa2365da
[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" "0640ea881b490c98a5531aa7ac600c1aba957dcce06d064aaa3b8c43aa2365da", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Verification`
[INFO] [stdout]  --> src/main.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_primes::{Generator,Verification};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/main.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |     while (plaintext.len() % 8 != 0) {
[INFO] [stdout]    |           ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -     while (plaintext.len() % 8 != 0) {
[INFO] [stdout] 64 +     while plaintext.len() % 8 != 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/main.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |         while (num_string.len() % 14 != 0) {
[INFO] [stdout]     |               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -         while (num_string.len() % 14 != 0) {
[INFO] [stdout] 273 +         while num_string.len() % 14 != 0 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:322:26
[INFO] [stdout]     |
[INFO] [stdout] 322 |     while !is_coprime(m, (e as i128)) {
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 322 -     while !is_coprime(m, (e as i128)) {
[INFO] [stdout] 322 +     while !is_coprime(m, e as i128) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let mut plaintext = args[2].clone();
[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: constant `max32bit` should have an upper case name
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const max32bit : u64 = 256;
[INFO] [stdout]    |       ^^^^^^^^ help: convert the identifier to upper case: `MAX32BIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `usage` should have an upper case name
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const usage: &str = "Usage: crypto caesar_encrypt|caesar_decrypt [plaintext|ciphertext] [shift]\nUsage: crypto substitution_encrypt|subst...
[INFO] [stdout]    |       ^^^^^ help: convert the identifier to upper case: `USAGE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PArray` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PArray` should have a snake case name
[INFO] [stdout]    --> src/main.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/crypto-50831de918fda972)
[INFO] running `Command { std: "docker" "inspect" "0640ea881b490c98a5531aa7ac600c1aba957dcce06d064aaa3b8c43aa2365da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0640ea881b490c98a5531aa7ac600c1aba957dcce06d064aaa3b8c43aa2365da", kill_on_drop: false }`
[INFO] [stdout] 0640ea881b490c98a5531aa7ac600c1aba957dcce06d064aaa3b8c43aa2365da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b21bcefb2fe9273e862f3acd12a1086b52581221b37987044e1f4aa85c61438e
[INFO] running `Command { std: "docker" "start" "-a" "b21bcefb2fe9273e862f3acd12a1086b52581221b37987044e1f4aa85c61438e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Verification`
[INFO] [stderr]  --> src/main.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num_primes::{Generator,Verification};
[INFO] [stderr]   |                            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/main.rs:64:11
[INFO] [stderr]    |
[INFO] [stderr] 64 |     while (plaintext.len() % 8 != 0) {
[INFO] [stderr]    |           ^                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 64 -     while (plaintext.len() % 8 != 0) {
[INFO] [stderr] 64 +     while plaintext.len() % 8 != 0 {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]    --> src/main.rs:273:15
[INFO] [stderr]     |
[INFO] [stderr] 273 |         while (num_string.len() % 14 != 0) {
[INFO] [stderr]     |               ^                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 273 -         while (num_string.len() % 14 != 0) {
[INFO] [stderr] 273 +         while num_string.len() % 14 != 0 {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:322:26
[INFO] [stderr]     |
[INFO] [stderr] 322 |     while !is_coprime(m, (e as i128)) {
[INFO] [stderr]     |                          ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 322 -     while !is_coprime(m, (e as i128)) {
[INFO] [stderr] 322 +     while !is_coprime(m, e as i128) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |     let mut plaintext = args[2].clone();
[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: constant `max32bit` should have an upper case name
[INFO] [stderr]   --> src/main.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const max32bit : u64 = 256;
[INFO] [stderr]    |       ^^^^^^^^ help: convert the identifier to upper case: `MAX32BIT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `usage` should have an upper case name
[INFO] [stderr]   --> src/main.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | const usage: &str = "Usage: crypto caesar_encrypt|caesar_decrypt [plaintext|ciphertext] [shift]\nUsage: crypto substitution_encrypt|subst...
[INFO] [stderr]    |       ^^^^^ help: convert the identifier to upper case: `USAGE`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PArray` should have a snake case name
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stderr]    |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PArray` should have a snake case name
[INFO] [stderr]    --> src/main.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |     let mut PArray: [u32; 18] = [0; 18];
[INFO] [stderr]     |             ^^^^^^ help: convert the identifier to snake case: `parray`
[INFO] [stderr] 
[INFO] [stderr] warning: `crypto` (bin "crypto" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crypto-50831de918fda972)
[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" "b21bcefb2fe9273e862f3acd12a1086b52581221b37987044e1f4aa85c61438e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21bcefb2fe9273e862f3acd12a1086b52581221b37987044e1f4aa85c61438e", kill_on_drop: false }`
[INFO] [stdout] b21bcefb2fe9273e862f3acd12a1086b52581221b37987044e1f4aa85c61438e