Nov 28 10:21:39.750 INFO checking XOSplicer/rust_crypto_challenge against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:21:39.750 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 10:21:39.980 INFO [stdout] f1ddf508e460cf2145b97be59dfcf6b12fcbfbcc59c329f9f831329836ffc939
Nov 28 10:21:39.983 INFO running `"docker" "start" "-a" "f1ddf508e460cf2145b97be59dfcf6b12fcbfbcc59c329f9f831329836ffc939"`
Nov 28 10:21:40.828 INFO [stderr] usermod: no changes
Nov 28 10:21:40.892 INFO [stderr]     Checking crypto_challenge v0.1.0 (/source)
Nov 28 10:21:41.572 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:21:41.572 INFO [stderr]   --> src/core.rs:49:7
Nov 28 10:21:41.572 INFO [stderr]    |
Nov 28 10:21:41.572 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Nov 28 10:21:41.572 INFO [stderr]    |             ----^^^^^^^
Nov 28 10:21:41.572 INFO [stderr]    |             |
Nov 28 10:21:41.572 INFO [stderr]    |             help: remove this `mut`
Nov 28 10:21:41.572 INFO [stderr]    |
Nov 28 10:21:41.572 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:21:41.572 INFO [stderr] 
Nov 28 10:21:41.572 INFO [stderr] warning: method is never used: `new`
Nov 28 10:21:41.572 INFO [stderr]   --> src/core.rs:21:2
Nov 28 10:21:41.572 INFO [stderr]    |
Nov 28 10:21:41.572 INFO [stderr] 21 |     pub fn new() -> Hex {
Nov 28 10:21:41.572 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:21:41.572 INFO [stderr]    |
Nov 28 10:21:41.572 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 10:21:41.573 INFO [stderr] 
Nov 28 10:21:41.573 INFO [stderr] warning: method is never used: `new`
Nov 28 10:21:41.573 INFO [stderr]   --> src/core.rs:91:2
Nov 28 10:21:41.573 INFO [stderr]    |
Nov 28 10:21:41.573 INFO [stderr] 91 |     pub fn new() -> Base64 {
Nov 28 10:21:41.573 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:21:41.573 INFO [stderr] 
Nov 28 10:21:41.884 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:21:41.884 INFO [stderr]   --> src/core.rs:49:7
Nov 28 10:21:41.884 INFO [stderr]    |
Nov 28 10:21:41.884 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Nov 28 10:21:41.884 INFO [stderr]    |             ----^^^^^^^
Nov 28 10:21:41.884 INFO [stderr]    |             |
Nov 28 10:21:41.884 INFO [stderr]    |             help: remove this `mut`
Nov 28 10:21:41.884 INFO [stderr]    |
Nov 28 10:21:41.884 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:21:41.884 INFO [stderr] 
Nov 28 10:21:41.890 INFO [stderr] warning: method is never used: `new`
Nov 28 10:21:41.890 INFO [stderr]   --> src/core.rs:21:2
Nov 28 10:21:41.890 INFO [stderr]    |
Nov 28 10:21:41.890 INFO [stderr] 21 |     pub fn new() -> Hex {
Nov 28 10:21:41.890 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:21:41.890 INFO [stderr]    |
Nov 28 10:21:41.890 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 10:21:41.890 INFO [stderr] 
Nov 28 10:21:41.890 INFO [stderr] warning: method is never used: `new`
Nov 28 10:21:41.891 INFO [stderr]   --> src/core.rs:91:2
Nov 28 10:21:41.891 INFO [stderr]    |
Nov 28 10:21:41.891 INFO [stderr] 91 |     pub fn new() -> Base64 {
Nov 28 10:21:41.891 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:21:41.891 INFO [stderr] 
Nov 28 10:21:41.917 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Nov 28 10:21:41.917 INFO [stderr] su: No module specific data is present
Nov 28 10:21:42.854 INFO running `"docker" "inspect" "f1ddf508e460cf2145b97be59dfcf6b12fcbfbcc59c329f9f831329836ffc939"`
Nov 28 10:21:43.081 INFO running `"docker" "rm" "-f" "f1ddf508e460cf2145b97be59dfcf6b12fcbfbcc59c329f9f831329836ffc939"`
Nov 28 10:21:43.289 INFO [stdout] f1ddf508e460cf2145b97be59dfcf6b12fcbfbcc59c329f9f831329836ffc939