Oct 13 01:57:52.270 INFO checking XOSplicer/rust_crypto_challenge against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 01:57:52.271 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 01:57:52.720 INFO blam! 38d0dfd6de4dcd3afe6337b1ed6fd85b31b073e1ddbf7695f4e0b4831606ca64
Oct 13 01:57:52.722 INFO running `"docker" "start" "-a" "38d0dfd6de4dcd3afe6337b1ed6fd85b31b073e1ddbf7695f4e0b4831606ca64"`
Oct 13 01:57:54.128 INFO kablam! usermod: no changes
Oct 13 01:57:54.192 INFO kablam!     Checking crypto_challenge v0.1.0 (/source)
Oct 13 01:57:54.940 INFO kablam! warning: variable does not need to be mutable
Oct 13 01:57:54.941 INFO kablam!   --> src/core.rs:49:7
Oct 13 01:57:54.941 INFO kablam!    |
Oct 13 01:57:54.941 INFO kablam! 49 |         let mut vec6bit = Vec::new();
Oct 13 01:57:54.942 INFO kablam!    |             ----^^^^^^^
Oct 13 01:57:54.942 INFO kablam!    |             |
Oct 13 01:57:54.942 INFO kablam!    |             help: remove this `mut`
Oct 13 01:57:54.943 INFO kablam!    |
Oct 13 01:57:54.943 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 01:57:54.943 INFO kablam! 
Oct 13 01:57:54.943 INFO kablam! warning: method is never used: `new`
Oct 13 01:57:54.944 INFO kablam!   --> src/core.rs:21:2
Oct 13 01:57:54.944 INFO kablam!    |
Oct 13 01:57:54.944 INFO kablam! 21 |     pub fn new() -> Hex {
Oct 13 01:57:54.945 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 01:57:54.945 INFO kablam!    |
Oct 13 01:57:54.945 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:57:54.945 INFO kablam! 
Oct 13 01:57:54.946 INFO kablam! warning: method is never used: `new`
Oct 13 01:57:54.946 INFO kablam!   --> src/core.rs:91:2
Oct 13 01:57:54.946 INFO kablam!    |
Oct 13 01:57:54.947 INFO kablam! 91 |     pub fn new() -> Base64 {
Oct 13 01:57:54.947 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:57:54.947 INFO kablam! 
Oct 13 01:57:55.196 INFO kablam! warning: variable does not need to be mutable
Oct 13 01:57:55.196 INFO kablam!   --> src/core.rs:49:7
Oct 13 01:57:55.197 INFO kablam!    |
Oct 13 01:57:55.197 INFO kablam! 49 |         let mut vec6bit = Vec::new();
Oct 13 01:57:55.197 INFO kablam!    |             ----^^^^^^^
Oct 13 01:57:55.197 INFO kablam!    |             |
Oct 13 01:57:55.197 INFO kablam!    |             help: remove this `mut`
Oct 13 01:57:55.197 INFO kablam!    |
Oct 13 01:57:55.197 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 01:57:55.197 INFO kablam! 
Oct 13 01:57:55.212 INFO kablam! warning: method is never used: `new`
Oct 13 01:57:55.212 INFO kablam!   --> src/core.rs:21:2
Oct 13 01:57:55.213 INFO kablam!    |
Oct 13 01:57:55.213 INFO kablam! 21 |     pub fn new() -> Hex {
Oct 13 01:57:55.213 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 01:57:55.213 INFO kablam!    |
Oct 13 01:57:55.213 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:57:55.213 INFO kablam! 
Oct 13 01:57:55.213 INFO kablam! warning: method is never used: `new`
Oct 13 01:57:55.213 INFO kablam!   --> src/core.rs:91:2
Oct 13 01:57:55.213 INFO kablam!    |
Oct 13 01:57:55.213 INFO kablam! 91 |     pub fn new() -> Base64 {
Oct 13 01:57:55.213 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:57:55.213 INFO kablam! 
Oct 13 01:57:55.237 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Oct 13 01:57:55.242 INFO kablam! su: No module specific data is present
Oct 13 01:57:55.712 INFO running `"docker" "rm" "-f" "38d0dfd6de4dcd3afe6337b1ed6fd85b31b073e1ddbf7695f4e0b4831606ca64"`
Oct 13 01:57:56.051 INFO blam! 38d0dfd6de4dcd3afe6337b1ed6fd85b31b073e1ddbf7695f4e0b4831606ca64