Dec 19 07:56:14.108 INFO checking suelz/ch6 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:56:14.108 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/suelz/ch6:/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 07:56:14.252 INFO [stdout] 51b3c9df77b98dc5370720fe13f9bc915cc44863ae426f7479514ed8785eba12
Dec 19 07:56:14.258 INFO running `"docker" "start" "-a" "51b3c9df77b98dc5370720fe13f9bc915cc44863ae426f7479514ed8785eba12"`
Dec 19 07:56:14.810 INFO [stderr]     Checking ch6 v0.1.0 (/opt/crater/workdir)
Dec 19 07:56:14.906 INFO [stderr] warning: unused variable: `six`
Dec 19 07:56:14.906 INFO [stderr]   --> src/main.rs:12:9
Dec 19 07:56:14.906 INFO [stderr]    |
Dec 19 07:56:14.906 INFO [stderr] 12 |     let six = plus_one(five);
Dec 19 07:56:14.906 INFO [stderr]    |         ^^^ help: consider using `_six` instead
Dec 19 07:56:14.906 INFO [stderr]    |
Dec 19 07:56:14.906 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 07:56:14.906 INFO [stderr] 
Dec 19 07:56:14.906 INFO [stderr] warning: unused variable: `none`
Dec 19 07:56:14.906 INFO [stderr]   --> src/main.rs:13:9
Dec 19 07:56:14.906 INFO [stderr]    |
Dec 19 07:56:14.906 INFO [stderr] 13 |     let none = plus_one(None);
Dec 19 07:56:14.906 INFO [stderr]    |         ^^^^ help: consider using `_none` instead
Dec 19 07:56:14.906 INFO [stderr] 
Dec 19 07:56:14.907 INFO [stderr] warning: enum is never used: `Coin`
Dec 19 07:56:14.907 INFO [stderr]  --> src/main.rs:2:1
Dec 19 07:56:14.907 INFO [stderr]   |
Dec 19 07:56:14.907 INFO [stderr] 2 | enum Coin{
Dec 19 07:56:14.907 INFO [stderr]   | ^^^^^^^^^
Dec 19 07:56:14.907 INFO [stderr]   |
Dec 19 07:56:14.907 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 07:56:14.907 INFO [stderr] 
Dec 19 07:56:14.907 INFO [stderr] warning: function is never used: `value_in_cents`
Dec 19 07:56:14.907 INFO [stderr]   --> src/main.rs:56:1
Dec 19 07:56:14.907 INFO [stderr]    |
Dec 19 07:56:14.907 INFO [stderr] 56 | fn value_in_cents(coin: Coin) ->u32{
Dec 19 07:56:14.907 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:56:14.907 INFO [stderr] 
Dec 19 07:56:14.922 INFO [stderr] warning: unused variable: `six`
Dec 19 07:56:14.922 INFO [stderr]   --> src/main.rs:12:9
Dec 19 07:56:14.922 INFO [stderr]    |
Dec 19 07:56:14.922 INFO [stderr] 12 |     let six = plus_one(five);
Dec 19 07:56:14.922 INFO [stderr]    |         ^^^ help: consider using `_six` instead
Dec 19 07:56:14.922 INFO [stderr]    |
Dec 19 07:56:14.922 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 07:56:14.922 INFO [stderr] 
Dec 19 07:56:14.922 INFO [stderr] warning: unused variable: `none`
Dec 19 07:56:14.922 INFO [stderr]   --> src/main.rs:13:9
Dec 19 07:56:14.922 INFO [stderr]    |
Dec 19 07:56:14.922 INFO [stderr] 13 |     let none = plus_one(None);
Dec 19 07:56:14.922 INFO [stderr]    |         ^^^^ help: consider using `_none` instead
Dec 19 07:56:14.922 INFO [stderr] 
Dec 19 07:56:14.923 INFO [stderr] warning: enum is never used: `Coin`
Dec 19 07:56:14.924 INFO [stderr]  --> src/main.rs:2:1
Dec 19 07:56:14.924 INFO [stderr]   |
Dec 19 07:56:14.924 INFO [stderr] 2 | enum Coin{
Dec 19 07:56:14.924 INFO [stderr]   | ^^^^^^^^^
Dec 19 07:56:14.924 INFO [stderr]   |
Dec 19 07:56:14.924 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 07:56:14.924 INFO [stderr] 
Dec 19 07:56:14.924 INFO [stderr] warning: function is never used: `value_in_cents`
Dec 19 07:56:14.924 INFO [stderr]   --> src/main.rs:56:1
Dec 19 07:56:14.924 INFO [stderr]    |
Dec 19 07:56:14.924 INFO [stderr] 56 | fn value_in_cents(coin: Coin) ->u32{
Dec 19 07:56:14.924 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:56:14.924 INFO [stderr] 
Dec 19 07:56:14.934 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 19 07:56:15.230 INFO running `"docker" "inspect" "51b3c9df77b98dc5370720fe13f9bc915cc44863ae426f7479514ed8785eba12"`
Dec 19 07:56:15.343 INFO running `"docker" "rm" "-f" "51b3c9df77b98dc5370720fe13f9bc915cc44863ae426f7479514ed8785eba12"`
Dec 19 07:56:15.427 INFO [stdout] 51b3c9df77b98dc5370720fe13f9bc915cc44863ae426f7479514ed8785eba12