Nov 27 20:28:08.070 INFO checking sikinmettugi/wordfreq-rs against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 20:28:08.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 27 20:28:08.266 INFO [stdout] 058127122ff6c5fb7ac672ba1dca57ba7ebd1b008aa16ae5ccc0b735488333fa
Nov 27 20:28:08.267 INFO running `"docker" "start" "-a" "058127122ff6c5fb7ac672ba1dca57ba7ebd1b008aa16ae5ccc0b735488333fa"`
Nov 27 20:28:08.917 INFO [stderr] usermod: no changes
Nov 27 20:28:08.965 INFO [stderr]     Checking wordfreq-rs v0.1.0 (/source)
Nov 27 20:28:09.360 INFO [stderr] warning: struct is never constructed: `WordCount`
Nov 27 20:28:09.360 INFO [stderr]   --> src/main.rs:13:1
Nov 27 20:28:09.360 INFO [stderr]    |
Nov 27 20:28:09.360 INFO [stderr] 13 | struct WordCount {
Nov 27 20:28:09.360 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 27 20:28:09.360 INFO [stderr]    |
Nov 27 20:28:09.360 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:28:09.360 INFO [stderr] 
Nov 27 20:28:09.360 INFO [stderr] warning: method is never used: `get_count`
Nov 27 20:28:09.360 INFO [stderr]   --> src/main.rs:19:5
Nov 27 20:28:09.360 INFO [stderr]    |
Nov 27 20:28:09.360 INFO [stderr] 19 |     fn get_count(&self) -> u32 {
Nov 27 20:28:09.360 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:28:09.360 INFO [stderr] 
Nov 27 20:28:09.360 INFO [stderr] warning: method is never used: `increment`
Nov 27 20:28:09.360 INFO [stderr]   --> src/main.rs:23:5
Nov 27 20:28:09.360 INFO [stderr]    |
Nov 27 20:28:09.360 INFO [stderr] 23 |     fn increment(&mut self) {
Nov 27 20:28:09.360 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:28:09.360 INFO [stderr] 
Nov 27 20:28:09.463 INFO [stderr] warning: struct is never constructed: `WordCount`
Nov 27 20:28:09.463 INFO [stderr]   --> src/main.rs:13:1
Nov 27 20:28:09.463 INFO [stderr]    |
Nov 27 20:28:09.463 INFO [stderr] 13 | struct WordCount {
Nov 27 20:28:09.463 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 27 20:28:09.463 INFO [stderr]    |
Nov 27 20:28:09.463 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:28:09.463 INFO [stderr] 
Nov 27 20:28:09.463 INFO [stderr] warning: method is never used: `get_count`
Nov 27 20:28:09.463 INFO [stderr]   --> src/main.rs:19:5
Nov 27 20:28:09.463 INFO [stderr]    |
Nov 27 20:28:09.464 INFO [stderr] 19 |     fn get_count(&self) -> u32 {
Nov 27 20:28:09.464 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:28:09.464 INFO [stderr] 
Nov 27 20:28:09.464 INFO [stderr] warning: method is never used: `increment`
Nov 27 20:28:09.464 INFO [stderr]   --> src/main.rs:23:5
Nov 27 20:28:09.464 INFO [stderr]    |
Nov 27 20:28:09.464 INFO [stderr] 23 |     fn increment(&mut self) {
Nov 27 20:28:09.464 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:28:09.464 INFO [stderr] 
Nov 27 20:28:09.492 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Nov 27 20:28:09.492 INFO [stderr] su: No module specific data is present
Nov 27 20:28:10.174 INFO running `"docker" "inspect" "058127122ff6c5fb7ac672ba1dca57ba7ebd1b008aa16ae5ccc0b735488333fa"`
Nov 27 20:28:10.476 INFO running `"docker" "rm" "-f" "058127122ff6c5fb7ac672ba1dca57ba7ebd1b008aa16ae5ccc0b735488333fa"`
Nov 27 20:28:10.645 INFO [stdout] 058127122ff6c5fb7ac672ba1dca57ba7ebd1b008aa16ae5ccc0b735488333fa