Oct 13 02:56:37.393 INFO checking RCasatta/authenticated_tree against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:56:37.393 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 02:56:37.908 INFO blam! baa23a6a6ac749b535af5e2d7685bd81427f9dd7a04db42c68a8148d65ab22cd
Oct 13 02:56:37.911 INFO running `"docker" "start" "-a" "baa23a6a6ac749b535af5e2d7685bd81427f9dd7a04db42c68a8148d65ab22cd"`
Oct 13 02:56:39.840 INFO kablam! usermod: no changes
Oct 13 02:56:39.972 INFO kablam!     Checking integer-encoding v1.0.5
Oct 13 02:56:40.732 INFO kablam!     Checking authenticated_tree v0.1.0 (/source)
Oct 13 02:56:42.421 INFO kablam! warning: method is never used: `update`
Oct 13 02:56:42.421 INFO kablam!   --> src/main.rs:54:5
Oct 13 02:56:42.421 INFO kablam!    |
Oct 13 02:56:42.421 INFO kablam! 54 |     fn update(&mut self) {
Oct 13 02:56:42.421 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 02:56:42.421 INFO kablam!    |
Oct 13 02:56:42.421 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 02:56:42.421 INFO kablam! 
Oct 13 02:56:42.421 INFO kablam! warning: method is never used: `hash`
Oct 13 02:56:42.421 INFO kablam!    --> src/main.rs:238:5
Oct 13 02:56:42.421 INFO kablam!     |
Oct 13 02:56:42.421 INFO kablam! 238 |     pub fn hash(&self) -> Sha256Hash {
Oct 13 02:56:42.421 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:56:42.421 INFO kablam! 
Oct 13 02:56:42.476 INFO kablam! warning: method is never used: `update`
Oct 13 02:56:42.476 INFO kablam!   --> src/main.rs:54:5
Oct 13 02:56:42.476 INFO kablam!    |
Oct 13 02:56:42.476 INFO kablam! 54 |     fn update(&mut self) {
Oct 13 02:56:42.476 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 02:56:42.476 INFO kablam!    |
Oct 13 02:56:42.476 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 02:56:42.476 INFO kablam! 
Oct 13 02:56:42.476 INFO kablam! warning: method is never used: `hash`
Oct 13 02:56:42.476 INFO kablam!    --> src/main.rs:238:5
Oct 13 02:56:42.476 INFO kablam!     |
Oct 13 02:56:42.476 INFO kablam! 238 |     pub fn hash(&self) -> Sha256Hash {
Oct 13 02:56:42.476 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:56:42.476 INFO kablam! 
Oct 13 02:56:42.504 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
Oct 13 02:56:42.512 INFO kablam! su: No module specific data is present
Oct 13 02:56:43.184 INFO running `"docker" "rm" "-f" "baa23a6a6ac749b535af5e2d7685bd81427f9dd7a04db42c68a8148d65ab22cd"`
Oct 13 02:56:43.496 INFO blam! baa23a6a6ac749b535af5e2d7685bd81427f9dd7a04db42c68a8148d65ab22cd