Dec 19 21:16:12.054 INFO checking XOSplicer/rust_crypto_challenge against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:16:12.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/XOSplicer/rust_crypto_challenge:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:16:12.620 INFO [stdout] 7156b4507a382dc474997a4669df3c729c9a10ff0991cde608aa3282e0e1f79e
Dec 19 21:16:12.628 INFO running `"docker" "start" "-a" "7156b4507a382dc474997a4669df3c729c9a10ff0991cde608aa3282e0e1f79e"`
Dec 19 21:16:14.420 INFO [stderr]     Checking crypto_challenge v0.1.0 (/opt/crater/workdir)
Dec 19 21:16:14.976 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:16:14.977 INFO [stderr]   --> src/core.rs:49:7
Dec 19 21:16:14.977 INFO [stderr]    |
Dec 19 21:16:14.977 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 19 21:16:14.977 INFO [stderr]    |             ----^^^^^^^
Dec 19 21:16:14.977 INFO [stderr]    |             |
Dec 19 21:16:14.977 INFO [stderr]    |             help: remove this `mut`
Dec 19 21:16:14.977 INFO [stderr]    |
Dec 19 21:16:14.977 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:16:14.977 INFO [stderr] 
Dec 19 21:16:14.977 INFO [stderr] warning: method is never used: `new`
Dec 19 21:16:14.977 INFO [stderr]   --> src/core.rs:21:2
Dec 19 21:16:14.977 INFO [stderr]    |
Dec 19 21:16:14.977 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 19 21:16:14.977 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:16:14.977 INFO [stderr]    |
Dec 19 21:16:14.977 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:16:14.977 INFO [stderr] 
Dec 19 21:16:14.977 INFO [stderr] warning: method is never used: `new`
Dec 19 21:16:14.977 INFO [stderr]   --> src/core.rs:91:2
Dec 19 21:16:14.977 INFO [stderr]    |
Dec 19 21:16:14.977 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 19 21:16:14.977 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:16:14.977 INFO [stderr] 
Dec 19 21:16:15.111 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:16:15.111 INFO [stderr]   --> src/core.rs:49:7
Dec 19 21:16:15.111 INFO [stderr]    |
Dec 19 21:16:15.111 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 19 21:16:15.111 INFO [stderr]    |             ----^^^^^^^
Dec 19 21:16:15.111 INFO [stderr]    |             |
Dec 19 21:16:15.111 INFO [stderr]    |             help: remove this `mut`
Dec 19 21:16:15.111 INFO [stderr]    |
Dec 19 21:16:15.111 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:16:15.111 INFO [stderr] 
Dec 19 21:16:15.122 INFO [stderr] warning: method is never used: `new`
Dec 19 21:16:15.122 INFO [stderr]   --> src/core.rs:21:2
Dec 19 21:16:15.123 INFO [stderr]    |
Dec 19 21:16:15.123 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 19 21:16:15.123 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:16:15.123 INFO [stderr]    |
Dec 19 21:16:15.123 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:16:15.123 INFO [stderr] 
Dec 19 21:16:15.124 INFO [stderr] warning: method is never used: `new`
Dec 19 21:16:15.124 INFO [stderr]   --> src/core.rs:91:2
Dec 19 21:16:15.124 INFO [stderr]    |
Dec 19 21:16:15.124 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 19 21:16:15.125 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:16:15.125 INFO [stderr] 
Dec 19 21:16:15.157 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 19 21:16:16.387 INFO running `"docker" "inspect" "7156b4507a382dc474997a4669df3c729c9a10ff0991cde608aa3282e0e1f79e"`
Dec 19 21:16:16.646 INFO running `"docker" "rm" "-f" "7156b4507a382dc474997a4669df3c729c9a10ff0991cde608aa3282e0e1f79e"`
Dec 19 21:16:17.044 INFO [stdout] 7156b4507a382dc474997a4669df3c729c9a10ff0991cde608aa3282e0e1f79e