Dec 12 10:39:22.104 INFO checking octavo-kdf-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 10:39:22.104 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12 10:39:22.568 INFO [stdout] 4364cca934cd37b5211c743a948069d4b069809e8ab0f81b06a3eb15b608692e
Dec 12 10:39:22.576 INFO running `"docker" "start" "-a" "4364cca934cd37b5211c743a948069d4b069809e8ab0f81b06a3eb15b608692e"`
Dec 12 10:39:23.911 INFO [stderr] usermod: no changes
Dec 12 10:39:24.009 INFO [stderr]     Checking octavo-crypto v0.1.1
Dec 12 10:39:25.380 INFO [stderr]     Checking octavo-kdf v0.1.1 (/source)
Dec 12 10:39:26.835 INFO [stderr] warning: variable does not need to be mutable
Dec 12 10:39:26.835 INFO [stderr]   --> src/bcrypt.rs:23:9
Dec 12 10:39:26.835 INFO [stderr]    |
Dec 12 10:39:26.835 INFO [stderr] 23 |     let mut output = output.as_mut();
Dec 12 10:39:26.835 INFO [stderr]    |         ----^^^^^^
Dec 12 10:39:26.836 INFO [stderr]    |         |
Dec 12 10:39:26.836 INFO [stderr]    |         help: remove this `mut`
Dec 12 10:39:26.836 INFO [stderr]    |
Dec 12 10:39:26.836 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 10:39:26.836 INFO [stderr] 
Dec 12 10:39:26.915 INFO [stderr] warning: variable does not need to be mutable
Dec 12 10:39:26.915 INFO [stderr]   --> src/bcrypt.rs:23:9
Dec 12 10:39:26.915 INFO [stderr]    |
Dec 12 10:39:26.915 INFO [stderr] 23 |     let mut output = output.as_mut();
Dec 12 10:39:26.915 INFO [stderr]    |         ----^^^^^^
Dec 12 10:39:26.915 INFO [stderr]    |         |
Dec 12 10:39:26.915 INFO [stderr]    |         help: remove this `mut`
Dec 12 10:39:26.915 INFO [stderr]    |
Dec 12 10:39:26.915 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 10:39:26.915 INFO [stderr] 
Dec 12 10:39:26.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
Dec 12 10:39:26.927 INFO [stderr] su: No module specific data is present
Dec 12 10:39:27.448 INFO running `"docker" "inspect" "4364cca934cd37b5211c743a948069d4b069809e8ab0f81b06a3eb15b608692e"`
Dec 12 10:39:27.778 INFO running `"docker" "rm" "-f" "4364cca934cd37b5211c743a948069d4b069809e8ab0f81b06a3eb15b608692e"`
Dec 12 10:39:28.104 INFO [stdout] 4364cca934cd37b5211c743a948069d4b069809e8ab0f81b06a3eb15b608692e