Dec 05 00:28:44.288 INFO checking RCasatta/authenticated_tree against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:28:44.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 00:28:44.763 INFO [stdout] 9b1621db08caf9fb9ac1bbe0c2254b707d1609b37dcca162effc80913e825f0f
Dec 05 00:28:44.767 INFO running `"docker" "start" "-a" "9b1621db08caf9fb9ac1bbe0c2254b707d1609b37dcca162effc80913e825f0f"`
Dec 05 00:28:45.951 INFO [stderr] usermod: no changes
Dec 05 00:28:46.071 INFO [stderr]     Checking authenticated_tree v0.1.0 (/source)
Dec 05 00:28:47.043 INFO [stderr] warning: method is never used: `update`
Dec 05 00:28:47.043 INFO [stderr]   --> src/main.rs:54:5
Dec 05 00:28:47.043 INFO [stderr]    |
Dec 05 00:28:47.043 INFO [stderr] 54 |     fn update(&mut self) {
Dec 05 00:28:47.043 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 00:28:47.043 INFO [stderr]    |
Dec 05 00:28:47.043 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 00:28:47.043 INFO [stderr] 
Dec 05 00:28:47.043 INFO [stderr] warning: method is never used: `hash`
Dec 05 00:28:47.043 INFO [stderr]    --> src/main.rs:238:5
Dec 05 00:28:47.043 INFO [stderr]     |
Dec 05 00:28:47.043 INFO [stderr] 238 |     pub fn hash(&self) -> Sha256Hash {
Dec 05 00:28:47.043 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:28:47.043 INFO [stderr] 
Dec 05 00:28:47.311 INFO [stderr] warning: method is never used: `update`
Dec 05 00:28:47.311 INFO [stderr]   --> src/main.rs:54:5
Dec 05 00:28:47.311 INFO [stderr]    |
Dec 05 00:28:47.311 INFO [stderr] 54 |     fn update(&mut self) {
Dec 05 00:28:47.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 00:28:47.311 INFO [stderr]    |
Dec 05 00:28:47.311 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 00:28:47.311 INFO [stderr] 
Dec 05 00:28:47.311 INFO [stderr] warning: method is never used: `hash`
Dec 05 00:28:47.311 INFO [stderr]    --> src/main.rs:238:5
Dec 05 00:28:47.311 INFO [stderr]     |
Dec 05 00:28:47.311 INFO [stderr] 238 |     pub fn hash(&self) -> Sha256Hash {
Dec 05 00:28:47.311 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:28:47.311 INFO [stderr] 
Dec 05 00:28:47.363 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Dec 05 00:28:47.363 INFO [stderr] su: No module specific data is present
Dec 05 00:28:48.028 INFO running `"docker" "inspect" "9b1621db08caf9fb9ac1bbe0c2254b707d1609b37dcca162effc80913e825f0f"`
Dec 05 00:28:48.327 INFO running `"docker" "rm" "-f" "9b1621db08caf9fb9ac1bbe0c2254b707d1609b37dcca162effc80913e825f0f"`
Dec 05 00:28:48.535 INFO [stdout] 9b1621db08caf9fb9ac1bbe0c2254b707d1609b37dcca162effc80913e825f0f