[INFO] cloning repository https://github.com/cavejay/cryptopal-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cavejay/cryptopal-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavejay%2Fcryptopal-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavejay%2Fcryptopal-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf956a1ad1da4f05e7cb9a52afebe60df9b688d4
[INFO] checking cavejay/cryptopal-rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavejay%2Fcryptopal-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cavejay/cryptopal-rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cavejay/cryptopal-rust
[INFO] finished tweaking git repo https://github.com/cavejay/cryptopal-rust
[INFO] tweaked toml for git repo https://github.com/cavejay/cryptopal-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cavejay/cryptopal-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f667940c0360df9082bde890e70a0a07305fb35709b73a05c95981084c20a5c
[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" "5f667940c0360df9082bde890e70a0a07305fb35709b73a05c95981084c20a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f667940c0360df9082bde890e70a0a07305fb35709b73a05c95981084c20a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f667940c0360df9082bde890e70a0a07305fb35709b73a05c95981084c20a5c", kill_on_drop: false }`
[INFO] [stdout] 5f667940c0360df9082bde890e70a0a07305fb35709b73a05c95981084c20a5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87bcd8b74659150d95f4957f9e68401cab6f4857339addae95b36964b037592a
[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" "87bcd8b74659150d95f4957f9e68401cab6f4857339addae95b36964b037592a", kill_on_drop: false }`
[INFO] [stderr]     Checking cryptopal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `base64_chars`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base64_chars`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bh64.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut s = s.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: function is never used: `base64_char_to_val`
[INFO] [stdout]   --> src/bh64.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn base64_char_to_val(c: char) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_to_b64`
[INFO] [stdout]   --> src/bh64.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn value_to_b64(v: &Vec<usize>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapC` should have a snake case name
[INFO] [stdout]  --> src/crypt.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut mapC = vec![0; 1];
[INFO] [stdout]   |             ^^^^ help: convert the identifier to snake case: `map_c`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapN` should have a snake case name
[INFO] [stdout]  --> src/crypt.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut mapN = vec![0; 1];
[INFO] [stdout]   |             ^^^^ help: convert the identifier to snake case: `map_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base64_chars`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base64_chars`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bh64.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut s = s.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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base64_char_to_val`
[INFO] [stdout]   --> src/bh64.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn base64_char_to_val(c: char) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_to_b64`
[INFO] [stdout]   --> src/bh64.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn value_to_b64(v: &Vec<usize>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapC` should have a snake case name
[INFO] [stdout]  --> src/crypt.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut mapC = vec![0; 1];
[INFO] [stdout]   |             ^^^^ help: convert the identifier to snake case: `map_c`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapN` should have a snake case name
[INFO] [stdout]  --> src/crypt.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut mapN = vec![0; 1];
[INFO] [stdout]   |             ^^^^ help: convert the identifier to snake case: `map_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "87bcd8b74659150d95f4957f9e68401cab6f4857339addae95b36964b037592a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87bcd8b74659150d95f4957f9e68401cab6f4857339addae95b36964b037592a", kill_on_drop: false }`
[INFO] [stdout] 87bcd8b74659150d95f4957f9e68401cab6f4857339addae95b36964b037592a