Dec 19 22:13:25.701 INFO checking RCasatta/authenticated_tree against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:13:25.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/RCasatta/authenticated_tree:/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 22:13:26.200 INFO [stdout] 1eb0bfb72e7ed1425cbb94d2caacaf9d604e3f636c34b859bee01504afbd2495
Dec 19 22:13:26.202 INFO running `"docker" "start" "-a" "1eb0bfb72e7ed1425cbb94d2caacaf9d604e3f636c34b859bee01504afbd2495"`
Dec 19 22:13:28.004 INFO [stderr]     Checking integer-encoding v1.0.5
Dec 19 22:13:28.628 INFO [stderr]     Checking authenticated_tree v0.1.0 (/opt/crater/workdir)
Dec 19 22:13:29.375 INFO [stderr] warning: method is never used: `update`
Dec 19 22:13:29.375 INFO [stderr]   --> src/main.rs:54:5
Dec 19 22:13:29.375 INFO [stderr]    |
Dec 19 22:13:29.375 INFO [stderr] 54 |     fn update(&mut self) {
Dec 19 22:13:29.375 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:13:29.375 INFO [stderr]    |
Dec 19 22:13:29.380 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 22:13:29.380 INFO [stderr] 
Dec 19 22:13:29.381 INFO [stderr] warning: method is never used: `hash`
Dec 19 22:13:29.381 INFO [stderr]    --> src/main.rs:238:5
Dec 19 22:13:29.381 INFO [stderr]     |
Dec 19 22:13:29.381 INFO [stderr] 238 |     pub fn hash(&self) -> Sha256Hash {
Dec 19 22:13:29.381 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:13:29.381 INFO [stderr] 
Dec 19 22:13:29.464 INFO [stderr] warning: method is never used: `update`
Dec 19 22:13:29.464 INFO [stderr]   --> src/main.rs:54:5
Dec 19 22:13:29.464 INFO [stderr]    |
Dec 19 22:13:29.464 INFO [stderr] 54 |     fn update(&mut self) {
Dec 19 22:13:29.464 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:13:29.464 INFO [stderr]    |
Dec 19 22:13:29.464 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 22:13:29.464 INFO [stderr] 
Dec 19 22:13:29.464 INFO [stderr] warning: method is never used: `hash`
Dec 19 22:13:29.464 INFO [stderr]    --> src/main.rs:238:5
Dec 19 22:13:29.464 INFO [stderr]     |
Dec 19 22:13:29.464 INFO [stderr] 238 |     pub fn hash(&self) -> Sha256Hash {
Dec 19 22:13:29.464 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:13:29.464 INFO [stderr] 
Dec 19 22:13:29.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Dec 19 22:13:30.088 INFO running `"docker" "inspect" "1eb0bfb72e7ed1425cbb94d2caacaf9d604e3f636c34b859bee01504afbd2495"`
Dec 19 22:13:30.312 INFO running `"docker" "rm" "-f" "1eb0bfb72e7ed1425cbb94d2caacaf9d604e3f636c34b859bee01504afbd2495"`
Dec 19 22:13:30.628 INFO [stdout] 1eb0bfb72e7ed1425cbb94d2caacaf9d604e3f636c34b859bee01504afbd2495