Dec 11 23:31:06.521 INFO checking XOSplicer/rust_crypto_challenge against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:31:06.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 23:31:06.932 INFO [stdout] 017745a9c43d3bd057671e82c330547e17b5384a9ae8a29a1936e0ccffbbba03
Dec 11 23:31:06.933 INFO running `"docker" "start" "-a" "017745a9c43d3bd057671e82c330547e17b5384a9ae8a29a1936e0ccffbbba03"`
Dec 11 23:31:08.556 INFO [stderr] usermod: no changes
Dec 11 23:31:08.632 INFO [stderr]     Checking crypto_challenge v0.1.0 (/source)
Dec 11 23:31:09.160 INFO [stderr] warning: variable does not need to be mutable
Dec 11 23:31:09.160 INFO [stderr]   --> src/core.rs:49:7
Dec 11 23:31:09.160 INFO [stderr]    |
Dec 11 23:31:09.160 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 11 23:31:09.160 INFO [stderr]    |             ----^^^^^^^
Dec 11 23:31:09.160 INFO [stderr]    |             |
Dec 11 23:31:09.160 INFO [stderr]    |             help: remove this `mut`
Dec 11 23:31:09.160 INFO [stderr]    |
Dec 11 23:31:09.160 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 23:31:09.160 INFO [stderr] 
Dec 11 23:31:09.164 INFO [stderr] warning: method is never used: `new`
Dec 11 23:31:09.164 INFO [stderr]   --> src/core.rs:21:2
Dec 11 23:31:09.164 INFO [stderr]    |
Dec 11 23:31:09.164 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 11 23:31:09.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 23:31:09.164 INFO [stderr]    |
Dec 11 23:31:09.164 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 23:31:09.164 INFO [stderr] 
Dec 11 23:31:09.164 INFO [stderr] warning: method is never used: `new`
Dec 11 23:31:09.164 INFO [stderr]   --> src/core.rs:91:2
Dec 11 23:31:09.164 INFO [stderr]    |
Dec 11 23:31:09.164 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 11 23:31:09.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:31:09.164 INFO [stderr] 
Dec 11 23:31:09.340 INFO [stderr] warning: variable does not need to be mutable
Dec 11 23:31:09.340 INFO [stderr]   --> src/core.rs:49:7
Dec 11 23:31:09.340 INFO [stderr]    |
Dec 11 23:31:09.340 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 11 23:31:09.340 INFO [stderr]    |             ----^^^^^^^
Dec 11 23:31:09.340 INFO [stderr]    |             |
Dec 11 23:31:09.340 INFO [stderr]    |             help: remove this `mut`
Dec 11 23:31:09.340 INFO [stderr]    |
Dec 11 23:31:09.340 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 23:31:09.340 INFO [stderr] 
Dec 11 23:31:09.348 INFO [stderr] warning: method is never used: `new`
Dec 11 23:31:09.348 INFO [stderr]   --> src/core.rs:21:2
Dec 11 23:31:09.348 INFO [stderr]    |
Dec 11 23:31:09.348 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 11 23:31:09.348 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 23:31:09.348 INFO [stderr]    |
Dec 11 23:31:09.348 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 23:31:09.348 INFO [stderr] 
Dec 11 23:31:09.348 INFO [stderr] warning: method is never used: `new`
Dec 11 23:31:09.348 INFO [stderr]   --> src/core.rs:91:2
Dec 11 23:31:09.348 INFO [stderr]    |
Dec 11 23:31:09.348 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 11 23:31:09.348 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:31:09.348 INFO [stderr] 
Dec 11 23:31:09.398 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 11 23:31:09.398 INFO [stderr] su: No module specific data is present
Dec 11 23:31:10.028 INFO running `"docker" "inspect" "017745a9c43d3bd057671e82c330547e17b5384a9ae8a29a1936e0ccffbbba03"`
Dec 11 23:31:10.294 INFO running `"docker" "rm" "-f" "017745a9c43d3bd057671e82c330547e17b5384a9ae8a29a1936e0ccffbbba03"`
Dec 11 23:31:10.508 INFO [stdout] 017745a9c43d3bd057671e82c330547e17b5384a9ae8a29a1936e0ccffbbba03